Cita APA

Sandy, C., & Chuck Sandy; Curtis Kelly; series consultant: Neil J Anderson. (2009). Active skills for communication. Boston: Heinle Cengage Learning.

Chicago Style Citation

Sandy, Chuck, i Chuck Sandy; Curtis Kelly; series consultant: Neil J Anderson. Active Skills for Communication. Boston: Heinle Cengage Learning, 2009.

Cita MLA

Sandy, Chuck, i Chuck Sandy; Curtis Kelly; series consultant: Neil J Anderson. Active Skills for Communication. Boston: Heinle Cengage Learning, 2009.