APA引文

Sigmund, F. (1985). Civilization, society and religion. Penguin books.

Chicago Edition Citation

Sigmund, Freud. Civilization, Society and Religion. Penguin books, 1985.

MLA引文

Sigmund, Freud. Civilization, Society and Religion. Penguin books, 1985.

警告：這些引文格式不一定是100％准確.