Gaya APA

Gordon, J, [. (2004). The pfeiffer book of successful communication skill-building tools: the most enduring, effective, and valuable training activities for improving interpersonal communication . San Francisco: Pfeiffer.

Gaya MLA

Gordon, Jack, [Editor]. "The pfeiffer book of successful communication skill-building tools: the most enduring, effective, and valuable training activities for improving interpersonal communication". San Francisco: Pfeiffer, 2004. Text.