Operation, K. D. o. C. (1999). Census of India: 1991. Series 12 - Kerala. Controller of Pub.
Style de citation Chicago (17e éd.)Operation, Kerala. Directorate of Census. Census of India: 1991. Series 12 - Kerala. Controller of Pub, 1999.
Style de citation MLA (9e éd.)Operation, Kerala. Directorate of Census. Census of India: 1991. Series 12 - Kerala. Controller of Pub, 1999.
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