Sigmund Freud was a medical doctor and neurosurgeon from Austrian, whose served at the University of Vienna and laid a solid foundation in the field and area of psychoanalysis.
1.Binswanger, Ludwig. Sigmund Freud; Reminiscences of a Friendship: Reminiscences of a Friendship. Grune & Stratton, 1957. While perusing through the electronic books on the internet, I discovered that there was an informative source that articulated the kind of friendships that Sigmund Freud had in his lifetime. It a beneficial source because it points to the social life and aspect of a person. (Category II since it was put forth by an acquaintance or a protégé)
2. Burnham, John. Jelliffe: American psychoanalyst and physician and his correspondence with Sigmund Freud and CG Jung. The University of Chicago Press, 1983. While conducting a search on his colleagues, I discovered that there is a trail of people who maintained contact with him during his professional life. It is important because it articulates that some people had contact and shared with him during his practice as a medic. (Category II, since it was correspondence from close friends).
3. Brockmeier, Jens. "Autobiography, narrative, and the Freudian concept of life history." Philosophy, psychiatry, & psychology 4, no. 3 (1997): 175-199. This source articulates the biography and the life cycle of Sigmund Freud. It covers a holistic perspective from childhood to professional life. (Category IV, for it is a biographical work).
4. Conway, Martin A., and Christopher W. Pleydell-Pearce. "The construction of autobiographical memories in the self-memory system of Sigmund Freud." Psychological review 107, no. 2 (2000): 261. It is an outside information or source that explains the person from a neutral perspective. It seeks to explain his behaviors and thought processes (category IV; it is a biography).
5. Costigan, Giovanni. Sigmund Freud: a short biography. R. Hale, 1967. I searched from googles scholar on any information about him, and I found this short biography. It is an important source because it must have passed scrutiny and test of rigour. Thus it highlights the important issues on Sigmund Freud life. It also coves important discoveries and land marks left by Sigmund Freud. (Category IV, because autobiographer wrote it).
6. Friedman, Susan Stanford. Sigmund Freud autobiographical self: Theory and practice." The private self: Theory and practice of women's autobiographical writings (1988): 34-62. I did a thorough search on information concerning Sigmund Freud from credible academic site called bible, and the found this source. It was detailed by Friedman articulating aspects surrounding the life of Sigmund Freud and why he might have followed the professional life he did. Specifically, it articulates the circumstantial reasons that motivated him to pursue his line of career. (Category IV based from work of autobiography).
7. Gay, Peter. Freud: A life for our time. WW Norton & Company, 1998. While searching for information from people who knew Sigmund Freud, I found this article. It articulates the things that happened around his life that might have made it to the public limelight. It is a credible source because its author is someone who interacted with Sigmund Freud in person. (Category I eyewitness and confidant of the person).
8. Jones, Ernest. "Sigmund Freud Life and Work, Volume Three: The Last Phase 1919-1939." In Sigmund Freud Life And Work, Volume Three: The Last Phase 1919-1939, pp. 1-521. London: The Hogarth Press, 1957. I found this source from google scholar and articulated the primary information on the life of Sigmund Freud, which is not necessarily biographical. A friend compiled it, thus it is reliable because he must have known things about him that others might not have. (Category III, since it basic and primary work but not autobiographical).
9. Nicholi, Armand M. The question of God: CS Lewis and Sigmund Freud debate God, love, sex, and the meaning of life. Simon and Schuster, 2003. I obtained this source when I used the google search engine to seek information from the internet on Sigmund Freud. This source strives to explain the works and the lines of thought as was presented by Sigmund Freud. In brief, it is beneficial since it tries to explain why some argument and logic presented by Sigmund Freud may be true or not. (Category IV because it expounds and espouses on the works of the person).
10. Pfeiffer, Ernst. "Notes to Sigmund Freud and Lou Andreas-Salomé: Letters." In Sigmund Freud and Lou Andreas-Salomé Letters, pp. 211-240. London: The Hogarth Press and the Institute of Psycho-Analysis, 1963. I found this article from electronic books that explained the letters and correspondences that Sigmund Freud had with his colleague. It strives to point to the direction that Sigmund Freud also sought opinion and information from others before he made conclusions. In principle, it borders on the line of thought that Sigmund Freud was social because letters could only have been shared when there were mutual understanding and respect. This sources was put forth by a person who knew him or had access to the letters, thus was in a position to write about them. (Category I testimony and account from a known person).
Bibliography
Binswanger, Ludwig. Sigmund Freud; Reminiscences of a Friendship: Reminiscences of a Friendship. Grune& Stratton, 1957
Burnham, John. Jelliffe: American psychoanalyst and physician and his correspondence with Sigmund Freud and CG Jung. University of Chicago Press, 1983
Brockmeier, Jens. "Autobiography, narrative, and the Freudian concept of life history."
Philosophy, psychiatry, & psychology 4, no. 3 (1997): 175-199
Conway, Martin A., and Christopher W. Pleydell-Pearce. "The construction of autobiographical memories in the self-memory system of Sigmund Freud." Psychological review 107, no. 2 (2000): 261
Costigan, Giovanni. Sigmund Freud: a short biography. R. Hale, 1967
Friedman, Susan Stanford. Sigmund Freud autobiographical self: Theory and practice." The private self: Theory and practice of women's autobiographical writings (1988): 34-62
Gay, Peter. Freud: A life for our time. WW Norton & Company, 1998
Jones, Ernest. "Sigmund Freud Life and Work, Volume Three: The Last Phase 1919-1939." In Sigmund Freud Life And Work, Volume Three: The Last Phase 1919-1939, pp. 1-521. London: The Hogarth Press, 1957.
Nicholi, Armand M. The question of God: CS Lewis and Sigmund Freud debate God, love, sex, And the meaning of life. Simon and Schuster, 2003
Pfeiffer, Ernst. "Notes to Sigmund Freud and Lou Andreas-Salomé: Letters." In Sigmund Freud And Lou Andreas-Salomé Letters, pp. 211-240. London: The Hogarth Press and the Institute of Psycho-Analysis, 1963.