APA (7e ed.) Bronvermelding

Richards, J. C. (2006). Person to person: Communicative speaking and listening skills (3rd ed.). Oxford.

Chicago (17e ed.) Bronvermelding

Richards, Jack C. Person to Person: Communicative Speaking and Listening Skills. 3rd ed. New York: Oxford, 2006.

MLA (8e ed.) Bronvermelding

Richards, Jack C. Person to Person: Communicative Speaking and Listening Skills. 3rd ed. Oxford, 2006.