00351nam a2200133 a 450000500170000008200180001710000200003510000240005524500450007926000240012430000230014863000230017163000230019420251203091147.0  a613.7072bCLA  aClarke, David H  aClarke, H. Harrison  aResearch processes in physical education  aPrentice Hallc1984  a472 p.b22 cm.cHB  aPhysical education  aresearch processes