003870000a22001210004500060000800000082002400008245003900032260006100071260000900132300000800141310006100149650005500210  a100  a338.107 205 483 TEC  aTechno - economic survey of Kerala  aNew Delhi, National council of applied economic research  c1962  a363  aNational council of applied economic research, New Delhi  aEconomic development - Kerala/ employment - Kerala