India. Director of Census Operations, Bihar. (1979). Portrait of population, Bihar, series 4. [Controller of Publications].
Chicago-viite (17. p.)India. Director of Census Operations, Bihar. Portrait of Population, Bihar, Series 4. [Delhi]: [Controller of Publications], 1979.
MLA-viite (8. p.)India. Director of Census Operations, Bihar. Portrait of Population, Bihar, Series 4. [Controller of Publications], 1979.
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