APA aipamena

Freud, S. (1975). Introductory lectures on psychoanlysis. Penguin Books.

Chicago Style aipamena

Freud, Sigmund. Introductory Lectures on Psychoanlysis. England: Penguin Books, 1975.

MLA aipamena

Freud, Sigmund. Introductory Lectures on Psychoanlysis. Penguin Books, 1975.