Citazione Stile APA (7a Edizione)

LYNCH, T., & ANDERSON, K. (1992). Study speaking: A course in spoken engglish for academic purpose. Cambridge.

Citazione stile Chigago Style (17a edizione)

LYNCH, Tony, e Kenneth ANDERSON. Study Speaking: A Course in Spoken Engglish for Academic Purpose. New York: Cambridge, 1992.

Citatione MLA (9a ed.)

LYNCH, Tony, e Kenneth ANDERSON. Study Speaking: A Course in Spoken Engglish for Academic Purpose. Cambridge, 1992.