APA引文

Friedmann, W. (1967). Legal theory (5th ed.). Stevens & sons.

Chicago Edition Citation

Friedmann, W. Legal Theory. 5th ed. London: Stevens & sons, 1967.

MLA引文

Friedmann, W. Legal Theory. 5th ed. Stevens & sons, 1967.

警告：這些引文格式不一定是100％准確.