Cita APA (7a ed.)

Wright, B. (2007). Interpersonal skills (New updated ed.). M&K Update.

Cita Chicago Style (17a ed.)

Wright, Bob. Interpersonal Skills. New updated ed. Keswick [England]: M&K Update, 2007.

Cita MLA (9a ed.)

Wright, Bob. Interpersonal Skills. New updated ed. M&K Update, 2007.