TY  - BOOK
AU  - MARTENS, Rainer
TI  - Social psychology and physical activity
U1  - 613.701 9 M37S 
PY  - 1975///
PB  - N.Y
KW  - PHYSICAL EDUCATION AND TRAINING -- PSYCHOLOGICAL ASPECTS
KW  - PHYSICAL EDUCATION AND TRAINING -- PSYCHOL
KW  - SOCIAL PSYCHOLOGY
ER  -