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Sport Psychoogist's Digest
Boutcher, Steve, Duda, Joan, Hardy, Charles J., Lewthwaite, Rebecca, Pemberton, Cynthia L., Yukelson, DavidVolume:
9
Language:
english
Journal:
Journal of Sport Psychology
DOI:
10.1123/jsp.9.2.87
Date:
March, 1987
File:
PDF, 3.74 MB
english, 1987