APA引文

Freud,Sigmund, & Richards,Angela. (1970). On sexuality: Three essays on the theory of sexuality and other works. Penguin.

芝加哥风格引文

Freud,Sigmund, 与 Richards,Angela. On Sexuality: Three Essays on the Theory of Sexuality and Other Works. Harmondsworth,: Penguin, 1970.

MLA引文

Freud,Sigmund, 与 Richards,Angela. On Sexuality: Three Essays on the Theory of Sexuality and Other Works. Penguin, 1970.

警告：这些引文格式不一定是100％准确.