APA

Freud Sigmund,, . (1986). The essentials of psycho-analysis : Selected with an introduction and commentaries. London: H P I S A.

Chicago

Freud Sigmund,, . 1986. The essentials of psycho-analysis : Selected with an introduction and commentaries. London: H P I S A.

Harvard

Freud Sigmund,, . (1986). The essentials of psycho-analysis : Selected with an introduction and commentaries. London: H P I S A.

MLA

Freud Sigmund,, . The essentials of psycho-analysis : Selected with an introduction and commentaries. London: H P I S A. 1986.