Edwards, David John; Steyn, B.J.M. (Barend Johannes Marthinus); Buscombe, Richard M.; Edwards, Stephen D.; Denyer, Philip(Southern African Alliance for Sport Science, Physical Education and Recreation, 2014)
Goslin, Anneliese E. (Anna Elizabeth); Van der Klashorst, Engela; Kluka, Darlene Ann; Van Wyk, Johannes G.U.(The Australian Association of Adult and Community, 2016-04)