APA (7th ed.) Citation

Rahl, R. L. (2010). Physical activity and health guidelines: Recommendations for various ages, fitness levels, and conditions from 57 authoritative sources. Human Kinetics.

Chicago Style (17th ed.) Citation

Rahl, Riva L. Physical Activity and Health Guidelines: Recommendations for Various Ages, Fitness Levels, and Conditions from 57 Authoritative Sources. Champaign, IL: Human Kinetics, 2010.

MLA (9th ed.) Citation

Rahl, Riva L. Physical Activity and Health Guidelines: Recommendations for Various Ages, Fitness Levels, and Conditions from 57 Authoritative Sources. Human Kinetics, 2010.