APA (7th ed.) Zitazioa

Gear Jolene & Gear, R. (2002). Cambridge preparation for the toefl test (Third edition.). Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Gear Jolene eta Robert Gear. Cambridge Preparation for the Toefl Test. Third edition. Cambridge: Cambridge University Press, 2002.

MLA (9th ed.) Zitazioa

Gear Jolene eta Robert Gear. Cambridge Preparation for the Toefl Test. Third edition. Cambridge University Press, 2002.