McKeag, D. B. & Hough, D. O. (2001, 22. February). Epidemiology of athletic injuries. Zugriff unter http://www.exra.org/Epidem1.htm
APA (7th ed.) CitationMcKeag, D. B., & Hough, D. O. Epidemiology of athletic injuries.
Chicago Style (17th ed.) CitationMcKeag, D. B., and D. O. Hough. Epidemiology of Athletic Injuries.
MLA (9th ed.) CitationMcKeag, D. B., and D. O. Hough. Epidemiology of Athletic Injuries.
Warning: These citations may not always be 100% accurate.