APA (7e ed.) Bronvermelding

Comrie, B. (2009). The World's major languages (2nd ed.). Routledge.

Chicago (17e ed.) Bronvermelding

Comrie, Bernard. The World's Major Languages. 2nd ed. London: Routledge, 2009.

MLA (8e ed.) Bronvermelding

Comrie, Bernard. The World's Major Languages. 2nd ed. Routledge, 2009.