APA-referens

Black, M. (2006). Objective IELTS: Advanced Student's book. Cambridge, UK: Cambridge University Press.

Chicago-stil citat

Black, Michael. Objective IELTS: Advanced Student's Book. Cambridge, UK: Cambridge University Press, 2006.

MLA-referens

Black, Michael. Objective IELTS: Advanced Student's Book. Cambridge, UK: Cambridge University Press, 2006.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.