00277nam a2200109Ia 4500082002200000100002100022245006400043260003600107300001400143500000500157700000500162  a307.0954bR917.EP  aRudramoorthy, B.  aExtension in planned social change; the Indian experienceb  aBombaybAllied Publishersc1964  aix, 263p.  a  a