00378nam a2200121Ia 450000500170000000800410001708200170005810000210007524500630009626000460015930000090020565000420021420240821151457.0240821s9999||||xx |||||||||||||| ||und||  a309.2354 RUD  aRudramoorthy, B. 0aExtension in planned social change : The Indian Experience  aBombaybAllied Publishers Pvt. Ltd.c1964  a263p  aSocial conditions and social planning