Cita APA

Boyd, J. R., & Boyd, M. A. (1981). Connections: Communicative listening and speaking activities. New York, New York: Regents.

Citación estilo Chicago

Boyd, John R., y Mary Ann Boyd. Connections: Communicative Listening and Speaking Activities. New York, New York: Regents, 1981.

Cita MLA

Boyd, John R., y Mary Ann Boyd. Connections: Communicative Listening and Speaking Activities. New York, New York: Regents, 1981.