North American Society for the Psychology of Sport and Physical Activity. (1988). Journal of Sport & Exercise Psychology. Human Kinetics Publishers.
Παραπομπή σε μορφή Chicago (17η εκδ.)North American Society for the Psychology of Sport and Physical Activity. Journal of Sport & Exercise Psychology. Champaign, Ill: Human Kinetics Publishers, 1988.
Παραπομπή σε μορφή MLA (8th εκδ.)North American Society for the Psychology of Sport and Physical Activity. Journal of Sport & Exercise Psychology. Human Kinetics Publishers, 1988.
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