APA (7th ed.) Citation

Clark, S. (2000). What really works: : the insider's guide to natural health. Thorson.

Chicago Style (17th ed.) Citation

Clark, Susan. What Really Works: : The Insider's Guide to Natural Health. London: Thorson, 2000.

MLA (8th ed.) Citation

Clark, Susan. What Really Works: : The Insider's Guide to Natural Health. Thorson, 2000.

Warning: These citations may not always be 100% accurate.