Henriques, T. (2015). NPTI's fundamentals of fitness and personal training. Human Kinetics.
Cita Chicago (17th ed.)Henriques, Tim. NPTI's Fundamentals of Fitness and Personal Training. Champaign, IL: Human Kinetics, 2015.
Cita MLA (9th ed.)Henriques, Tim. NPTI's Fundamentals of Fitness and Personal Training. Human Kinetics, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.