APA Style

Gordon, J. (c2004.). The Pfeiffer book of successful communication skill-building tools : the most enduring, effective, and valuable training activities for improving interpresonal communication . San Francisco, CA: Pfeiffer.

MLA Style

Gordon, Jack. "The Pfeiffer book of successful communication skill-building tools : the most enduring, effective, and valuable training activities for improving interpresonal communication". San Francisco, CA: Pfeiffer, c2004.. Text.