Cita APA

Naterop, B. J., & Revell, R. (1999). Telephoning in english: A communication skills self-study course [CD-ROM]. Cambridge, United Kingdom: Cambridge University Press.

Citación estilo Chicago

Naterop, Bertha Jean, and Rod Revell. Telephoning in English: A Communication Skills Self-study Course [CD-ROM]. Cambridge, United Kingdom: Cambridge University Press, 1999.

Cita MLA

Naterop, Bertha Jean, and Rod Revell. Telephoning in English: A Communication Skills Self-study Course [CD-ROM]. Cambridge, United Kingdom: Cambridge University Press, 1999.