Choy, P. C. K. (1998). Tai chi chi kung: Fifteen ways to a happier you. Kyle Cathie.
Chicago Style (17th ed.) CitationChoy, Peter Chin Kean. Tai Chi Chi Kung: Fifteen Ways to a Happier You. London: Kyle Cathie, 1998.
MLA (9th ed.) CitationChoy, Peter Chin Kean. Tai Chi Chi Kung: Fifteen Ways to a Happier You. Kyle Cathie, 1998.
Warning: These citations may not always be 100% accurate.