1
von Belzer, E.G. (Autor),
Erschienen in The research quarterly of the American Association for Health, Physical Education and Recreation, Washington D.C., 43 (1972), 2, S. 125-130, Lit.
Verfügbarkeit
Erschienen in The research quarterly of the American Association for Health, Physical Education and Recreation, Washington D.C., 43 (1972), 2, S. 125-130, Lit.
2
von Schmidt, Richard A. (Autor),
Erschienen in The research quarterly of the American Association for Health, Physical Education and Recreation, Washington D.C., 41 (1970), 3, S. 432-438, Lit.
Verfügbarkeit
Erschienen in The research quarterly of the American Association for Health, Physical Education and Recreation, Washington D.C., 41 (1970), 3, S. 432-438, Lit.