Burke, L. M. (2001, 08. February). Positive drug tests from supplements. Zugriff unter http://sportsci.org/jour/0003/lmb.html
APA (7th ed.) CitationBurke, L. M. (2000). Positive drug tests from supplements. Sportscience.
Chicago Style (17th ed.) CitationBurke, L. M. "Positive Drug Tests from Supplements." Sportscience 2000.
MLA (9th ed.) CitationBurke, L. M. "Positive Drug Tests from Supplements." Sportscience, 2000.
Warning: These citations may not always be 100% accurate.