Cita APA (7th ed.)

Williams, M. H. (1983). Ergogenic aids in sports. Human Kinetics.

Cita Chicago (17th ed.)

Williams, Melvin H. Ergogenic Aids in Sports. Champaign, Ill: Human Kinetics, 1983.

Cita MLA (9th ed.)

Williams, Melvin H. Ergogenic Aids in Sports. Human Kinetics, 1983.