Journal Article
Kretschmer, Jurgen, John Saunders, Liz Bressan, Jan Erhorn, and Daniel Wirszing.
"A Comparison of the Motor Ability of 8 and 9 Year Old Primary School Children in Hamburg, Melbourne and Cape Town-An Exploratory Study." The ICHPER-SD Journal of Research in Health, Physical Education, Recreation, Sport & Dance 8, no. 1 (2013): 32-39.