India. Registrar general and census commissioner & Devassy, M. K. (1967). Census of India 1961, Kerala: General economic tables. The manager of publications.
Style de citation Chicago (17e éd.)India. Registrar general and census commissioner et M. K. Devassy. Census of India 1961, Kerala: General Economic Tables. The manager of publications, 1967.
Style de citation MLA (9e éd.)India. Registrar general and census commissioner et M. K. Devassy. Census of India 1961, Kerala: General Economic Tables. The manager of publications, 1967.
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