Physical Best (Program) & National Association for Sport and Physical Education. (2005). Physical Best activity guide: Middle and high school levels (2nd ed.). Human Kinetics.
Citazione stile Chigago Style (17a edizione)Physical Best (Program) e National Association for Sport and Physical Education. Physical Best Activity Guide: Middle and High School Levels. 2nd ed. Champaign, Ill: Human Kinetics, 2005.
Citatione MLA (9a ed.)Physical Best (Program) e National Association for Sport and Physical Education. Physical Best Activity Guide: Middle and High School Levels. 2nd ed. Human Kinetics, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.