Sports safety II proceedings of the Second National Sports Safety Conference, Chicago, Illinois, October 15-17, 1976
| Корпоративные авторы: | , , | 
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| Другие авторы: | |
| Формат: |  | 
| Язык: | English | 
| Опубликовано: | Washington
          American Alliance for Health. Physical Education, and Recreation
    
        c1977. | 
| Предметы: |