Citazione Stile APA (7a Edizione)

Vince, M., & Emmerson, P. (2003). First Certificate: Language practice. Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Vince, Michael, e Paul Emmerson. First Certificate: Language Practice. Oxford: Oxford University Press, 2003.

Citatione MLA (8a ed.)

Vince, Michael, e Paul Emmerson. First Certificate: Language Practice. Oxford University Press, 2003.