What research tells the coach about wrestling
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| Erakunde egilea: | |
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington
American Association for Health, Physical Education, and Recreation
[c1964].
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| Saila: | What research tells the coach series
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| Gaiak: |