Não informado. (2002). Journal of Strength and Conditioning Research. National Strength and Conditioning Association.
Chicago-referens (17:e uppl.)Não informado. Journal of Strength and Conditioning Research. Colorado Springs, Colo: National Strength and Conditioning Association, 2002.
MLA-referens (8:e uppl.)Não informado. Journal of Strength and Conditioning Research. National Strength and Conditioning Association, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.