APA引文

Katzner, K. (2002). The languages of the world (3rd ed.). Routledge.

Chicago Style (17th ed.) Citation

Katzner, Kenneth. The Languages of the World. 3rd ed. London ; New York: Routledge, 2002.

MLA引文

Katzner, Kenneth. The Languages of the World. 3rd ed. Routledge, 2002.

警告：這些引文格式不一定是100％准確.