APA-referens (7:e uppl.)

Jakeman, V., Wyatt, R., & Brook-Hart, G. (2013). Complete IELTS Bands 4-5: Student's book with answers (3. printing.). Cambridge University Press.

Chicago-referens (17:e uppl.)

Jakeman, Vanessa, Rawdon Wyatt, och Guy Brook-Hart. Complete IELTS Bands 4-5: Student's Book with Answers. 3. printing. Cambridge: Cambridge University Press, 2013.

MLA-referens (9:e uppl.)

Jakeman, Vanessa, et al. Complete IELTS Bands 4-5: Student's Book with Answers. 3. printing. Cambridge University Press, 2013.