Citação norma APA

Freud, S. (1991). Civilization, society and religion: Group psychology, civilization and its discontents and other works. Penguin.

Citação norma Chicago

Freud, Sigmund. Civilization, Society and Religion: Group Psychology, Civilization and Its Discontents and Other Works. London: Penguin, 1991.

Citação norma MLA

Freud, Sigmund. Civilization, Society and Religion: Group Psychology, Civilization and Its Discontents and Other Works. Penguin, 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.