Gray, J. (1985). Racewalking for fun and fitness. Prentice-Hall.
Style de citation ChicagoGray, John. Racewalking for Fun and Fitness. London: Prentice-Hall, 1985.
Style de citation MLAGray, John. Racewalking for Fun and Fitness. Prentice-Hall, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.