Citazione Stile APA (7a Edizione)

Freud, S. Group psychology and the analysis of the ego / Auszug: Sigmund Freud. Literary theory : an anthology.(1998).

Citazione stile Chigago Style (17a edizione)

Freud, Sigmund. "Group Psychology and the Analysis of the Ego / Auszug: Sigmund Freud." Literary Theory : An Anthology.(1998) .

Citatione MLA (8a ed.)

Freud, Sigmund. "Group Psychology and the Analysis of the Ego / Auszug: Sigmund Freud." Literary Theory : An Anthology.(1998), .