Siff, M. (1995). Facts and fallacies of fitness. Human Performance Institute, University of the Witwatersrand.
Citazione stile Chigago Style (17a edizione)Siff, Mel. Facts and Fallacies of Fitness. Johannesburg, South Africa: Human Performance Institute, University of the Witwatersrand, 1995.
Citatione MLA (8a ed.)Siff, Mel. Facts and Fallacies of Fitness. Human Performance Institute, University of the Witwatersrand, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.