Prentice, W. E. (1999). Fitness and wellness for life (6th ed.). Boston: WCB/McGraw-Hill.
Dyfyniad Arddull ChicagoPrentice, William E. Fitness and Wellness for Life. 6th ed. Boston: WCB/McGraw-Hill, 1999.
Dyfyniad MLAPrentice, William E. Fitness and Wellness for Life. 6th ed. Boston: WCB/McGraw-Hill, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.