Voltmer, E. F., & Voltmer, C. (1949). Manual for athletes: Fundamentals in sports. Mosby.
Dyfyniad Arddull ChicagoVoltmer, Edward Frank, and Carl Voltmer. Manual for Athletes: Fundamentals in Sports. St Louis: Mosby, 1949.
Dyfyniad MLAVoltmer, Edward Frank, and Carl Voltmer. Manual for Athletes: Fundamentals in Sports. Mosby, 1949.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.