APA-referens (7:e uppl.)

Richards, J. C., Bycina, D., & Wisniewska, I. (2005). Person to person: Communicative speaking and listening skills. Student books 1 (3a. ed.). Oxford University Press.

Chicago-referens (17:e uppl.)

Richards, Jack C., David Bycina, och Ingrid Wisniewska. Person to Person: Communicative Speaking and Listening Skills. Student Books 1. 3a. ed. Nueva York: Oxford University Press, 2005.

MLA-referens (9:e uppl.)

Richards, Jack C., et al. Person to Person: Communicative Speaking and Listening Skills. Student Books 1. 3a. ed. Oxford University Press, 2005.