Não informado. (2012). ACSM's Health & Fitness Journal. American College of Sports Medicine.
Chicago (17e ed.) BronvermeldingNão informado. ACSM's Health & Fitness Journal. Indianapolis, Ind: American College of Sports Medicine, 2012.
MLA (8e ed.) BronvermeldingNão informado. ACSM's Health & Fitness Journal. American College of Sports Medicine, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.