APA aipamena

Wrenn, C. (1949). English Language. Methuen.

Chicago Style aipamena

Wrenn, CL. English Language. London: Methuen, 1949.

MLA aipamena

Wrenn, CL. English Language. Methuen, 1949.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.