Cita APA

Naterop, B. J., & Revell, R. (2004). Telephoning in English (3rd ed.). Cambridge: Cambridge University Press.

Chicago Style Citation

Naterop, B. Jean., i Rod Revell. Telephoning in English. 3rd ed. Cambridge: Cambridge University Press, 2004.

Cita MLA

Naterop, B. Jean., i Rod Revell. Telephoning in English. 3rd ed. Cambridge: Cambridge University Press, 2004.