00492nam a2200169Ia 4500082002100000100004400021245005900065260003100124300000900155500000500164690000600169700000500175952010100180964001700281921000900298999001500307  a338.002bIn39.SI  aIndia. Central Statistical Organisation  aStandard industrial and occupational classificationsb  aNew DelhibThe Auth.c1962  a57p.  a  a   a  00104070aISIbISId1998-09-09l0o338.002 In39.SIpDP504r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a9581  c9581d9581