Coburn, J. W., & Malek, M. H. (2012). NSCA's essentials of personal training (2nd ed.). Human Kinetics.
استشهاد بنمط شيكاغوCoburn, Jared W., و Moh H. Malek. NSCA's Essentials of Personal Training. 2nd ed. Champaign, IL: Human Kinetics, 2012.
MLA استشهادCoburn, Jared W., و Moh H. Malek. NSCA's Essentials of Personal Training. 2nd ed. Human Kinetics, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.