Cita APA

Dobson, J. M., & Sedwick, F. (1975). Conversation in English: Points of departure. New York, New York: American Book.

Citación estilo Chicago

Dobson, Julia M., y Frank Sedwick. Conversation in English: Points of Departure. New York, New York: American Book, 1975.

Cita MLA

Dobson, Julia M., y Frank Sedwick. Conversation in English: Points of Departure. New York, New York: American Book, 1975.