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1 Larson, "Validity and reliability of the experience sampling method Journal of Nervous and Mental Disease" 526-536, 1987
2 Duda, "The task and ego orientation in sport questionnaire" Unpublished manuscript 1989
3 Duda, "The relationship of perceived motivational climate to intrinsic motivation and beliefs about success in basketball Journal or sport and Exercise Psychology" 375-391, 1992
4 Flow, "The psychology of optimal experience" Harper and Row Publishers 1990
5 Walling, "The perceived motivational climate in sport questionnaire Journal of Sport & Exercise Psychology" 172-183, 1993
6 Walling, "The perceived motivational climate in sport questionnaire Journal of Sport & Exercise Psychology" 172-183, 1993
7 Epstein, "The effects of competition and achievement orientation on intrinsic interest" 128-138, 1992
8 Larson, "The ecology of adolescent activity and experience Journal of Youth and Adolescence" 281-294, 1977
9 Scanlan, "The construct of sport enjoyment Motivation in sport and exercise" 199-215, 1992
10 Duda, J. L, "Task and ego orientation and intrinsic motivation in sport" 26 : 40-63, 1995
11 Scanlan, "Sources of enjoyment for youth sport athletes" 275-285, 1993
12 Stein, G. L, "Psychological antecedents of flow in recreational sport." 21 (21): 125-135, 1995
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18 & Roberts, "Goal orientations and perceptions of the sport experience Journal of Sport & Exercise Psychology" 160-171, 1993
19 Jackson, S. A, "Factors influencing the occurrence of flow state in elite athletes" 7 : 135-163, 1995
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21 Boyd, M. P.,, "Cognitive -affective source of sport enjoyment in adolescent sport participants" 31 (31): 383-396, 1996
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23 Csikszentmihalyi, "Beyond boredom and anxiety" Jossey-Bass 1975
24 Elliott, "An approach to motivation and achievement Journal of Personality and Social Psychology" 5-12, 1988
25 Ames, "Achievement goals in the classroom Journal of Educational Psychology" 260-267, 1988
26 Biddle, "Achievement goal orientations and intrinsic motivation in physical fitness testing with children" 159-167, 1994
27 Ames, "Achievement attributions and self-instructions in competitive and individualistic goal structures Journal of Educational Psychology" 478-487, 1984
28 Duda, "A social cognitive approach to the study of achievement motivation in sport Handbook of research on sport psychology" Macmillan 421-436, 1993
29 Heck, "A qualitative investigation of adult maintainers" 1-19, 1993