National Strength and Conditioning Association (U.S.), Haff, G. G., & Triplett, N. T. (2016). Essentials of strength training and conditioning (Fourth edition.). Human Kinetics.
Citazione stile Chigago Style (17a edizione)National Strength and Conditioning Association (U.S.), G. Gregory Haff, e N. Travis Triplett. Essentials of Strength Training and Conditioning. Fourth edition. Champaign, IL: Human Kinetics, 2016.
Citatione MLA (9a ed.)National Strength and Conditioning Association (U.S.), et al. Essentials of Strength Training and Conditioning. Fourth edition. Human Kinetics, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.