Não informado. (2012). ACSM's Health & Fitness Journal. American College of Sports Medicine.
Chicago-Zitierstil (17. Ausg.)Não informado. ACSM's Health & Fitness Journal. Indianapolis, Ind: American College of Sports Medicine, 2012.
MLA-Zitierstil (8. Ausg.)Não informado. ACSM's Health & Fitness Journal. American College of Sports Medicine, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.