India. Director of Census Operations, Delhi. (1991). Census of India, 1991. s.n.].
Chicago Style (17th ed.) CitationIndia. Director of Census Operations, Delhi. Census of India, 1991. [Delhi: s.n.], 1991.
MLA (8th ed.) CitationIndia. Director of Census Operations, Delhi. Census of India, 1991. s.n.], 1991.
Warning: These citations may not always be 100% accurate.