एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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