Zwier, L. J., & Hughes, A. (2003). Essential functions for conversation. Selangor: Asia-Pacific Press Holdings Ltd..
Chicago Style CitationZwier, Lawrence J., and Amy Hughes. Essential Functions for Conversation. Selangor: Asia-Pacific Press Holdings Ltd., 2003.
MLA CitationZwier, Lawrence J., and Amy Hughes. Essential Functions for Conversation. Selangor: Asia-Pacific Press Holdings Ltd., 2003.
Warning: These citations may not always be 100% accurate.