Citazione Stile APA (7a Edizione)

Gear, J., & Gear, R. (2002). Cambridge preparation for the TOEFL test. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Gear, Jolene, e Robert Gear. Cambridge Preparation for the TOEFL Test. New York: Cambridge University Press, 2002.

Citatione MLA (9a ed.)

Gear, Jolene, e Robert Gear. Cambridge Preparation for the TOEFL Test. Cambridge University Press, 2002.