APA način citiranja

Duckworth, M. (1999). Countdown to first certificate. Oxford: Oxford University Press.

Čikaški stil citiranja

Duckworth, Michael. Countdown to First Certificate. Oxford: Oxford University Press, 1999.

MLA način citiranja

Duckworth, Michael. Countdown to First Certificate. Oxford: Oxford University Press, 1999.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.