00363nam a2200121Ia 4500082002000000100002900020245007500049260004000124300001500164490004000179500000500219700001700224  a312.54bIn39.IL  aIndia. Census of -. 1971  aIndia, Language handbook on mother tongues in censusbcBy R. C. Nigam  aDelhibManager of Publicationc1972  alxi, 340p.  aCensus Centenary monographv no. 10  a  aNigam, R. C.