Sigmund, F. (1985). Civilization, society and religion. Penguin books.
Chicago Edition CitationSigmund, Freud. Civilization, Society and Religion. Penguin books, 1985.
MLA引文Sigmund, Freud. Civilization, Society and Religion. Penguin books, 1985.
警告：这些引文格式不一定是100％准确.