Cita APA

Richards, J. C. (2006). Person to Person: Communicative speaking and listening skills : Test booklet 2 (3rd ed.). Oxford: Oxford Univ. Press.

Citación estilo Chicago

Richards, Jack C. Person to Person: Communicative Speaking and Listening Skills : Test Booklet 2. 3rd ed. Oxford: Oxford Univ. Press, 2006.

Cita MLA

Richards, Jack C. Person to Person: Communicative Speaking and Listening Skills : Test Booklet 2. 3rd ed. Oxford: Oxford Univ. Press, 2006.