APA ציטוט

Doff, A. (2011). English unlimited A2: Elementary self-study pack. Cambridge: Cambridge University Press.

Trích dẫn kiểu Chicago

Doff, Adrian. English Unlimited A2: Elementary Self-study Pack. Cambridge: Cambridge University Press, 2011.

ציטוט MLA

Doff, Adrian. English Unlimited A2: Elementary Self-study Pack. Cambridge: Cambridge University Press, 2011.