APA-viite

India. Office of the Registrar General. (1975). Census of India 1971, series 9 . Kerala. Manager of Publications.

Chicago-tyylinen lähdeviittaus

India. Office of the Registrar General. Census of India 1971, Series 9 . Kerala. Delhi: Manager of Publications, 1975.

MLA-viite

India. Office of the Registrar General. Census of India 1971, Series 9 . Kerala. Manager of Publications, 1975.

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