Census of India , 1971
312.0954(71)
I39C
Nigam, R C
 Census of India , 1971 language hand book on mother tongues in census \ R C Nigam - Delhi : Manager of Publications, 1972.
 xlvii, 339p. - Census centenary monograph; no. 10 .
99760
  Subjects: Census-India; Population-Statistics.

