American College of Sports Medicine. (1991). Guidelines for exercise testing and prescription (4th ed.). Lea & Febiger.
Citazione stile Chigago Style (17a edizione)American College of Sports Medicine. Guidelines for Exercise Testing and Prescription. 4th ed. Philadelphia: Lea & Febiger, 1991.
Citatione MLA (9a ed.)American College of Sports Medicine. Guidelines for Exercise Testing and Prescription. 4th ed. Lea & Febiger, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.