National Strength & Conditioning Association. (2012). NSCA's essentials of personal training (2nd ed.). Human Kinetics.
Chicago-Zitierstil (17. Ausg.)National Strength & Conditioning Association. NSCA's Essentials of Personal Training. 2nd ed. Champaign, IL: Human Kinetics, 2012.
MLA-Zitierstil (9. Ausg.)National Strength & Conditioning Association. NSCA's Essentials of Personal Training. 2nd ed. Human Kinetics, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.