Sigmund Freud : an introduction : a presentation of his theory, and a discussion of the relationship between psycho-analysis and sociology

MLA

Hollitscher, Walter, and Karl Mannheim. Sigmund Freud : an Introduction : a Presentation of His Theory, and a Discussion of the Relationship Between Psycho-analysis and Sociology. 2nd ed. London: Kegan Paul, Trench, Trubner, 1950.

APA

Hollitscher, W., & Mannheim, K. (1950). Sigmund Freud : an introduction : a presentation of his theory, and a discussion of the relationship between psycho-analysis and sociology. 2nd ed. London: Kegan Paul, Trench, Trubner.

Chicago

Hollitscher, Walter, Sigmund Freud: An Introduction : a Presentation of His Theory, and a Discussion of the Relationship Between Psycho-Analysis and Sociology. Edited by Karl Mannheim. 2nd ed. London: Kegan Paul, Trench, Trubner, 1950.