P. MAKGAE, G. L. MOTLOKOA, R. J. MASHITA, and K. D. MONYEKI, “Physique and Physical Fitness of Rural South African Primary School Netball Players and Non-netball Players: Ellisras Longitudinal Study: 南非鄉鎮投球選手的體格”, ajper, vol. 12, no. 2, pp. 45–51, Dec. 2006.