Sandy, C., & Chuck Sandy; Curtis Kelly; series consultant: Neil J. Anderson. Active skills for communication. Boston: Heinle Cengage Learning.
Chicago-стиль цитированияSandy, Chuck, và Chuck Sandy; Curtis Kelly; series consultant: Neil J. Anderson. Active Skills for Communication. Boston: Heinle Cengage Learning.
MLA-цитированиеSandy, Chuck, và Chuck Sandy; Curtis Kelly; series consultant: Neil J. Anderson. Active Skills for Communication. Boston: Heinle Cengage Learning.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.