Cita APA (7th ed.)

Jones, L. (1992). Communicative grammar practice: Student's book. Cambridge University Press.

Cita Chicago (17th ed.)

Jones, Leo. Communicative Grammar Practice: Student's Book. New York: Cambridge University Press, 1992.

Cita MLA (9th ed.)

Jones, Leo. Communicative Grammar Practice: Student's Book. Cambridge University Press, 1992.