American College of Sports Medicine. (1991). Guidelines for exercise testing and prescription (4th ed.). Lea & Febiger.
Cita Chicago Style (17a ed.)American College of Sports Medicine. Guidelines for Exercise Testing and Prescription. 4th ed. Philadelphia: Lea & Febiger, 1991.
Cita MLA (9a ed.)American College of Sports Medicine. Guidelines for Exercise Testing and Prescription. 4th ed. Lea & Febiger, 1991.
Precaución: Estas citas no son 100% exactas.