APA Alıntı

(1991). Kerala, Director of Census Operations. Census of India 1991, Series 12. Kerala. Director of Census Operations.

Chicago Stili Alıntı

Kerala, Director of Census Operations. Census of India 1991, Series 12. Kerala. Trivandrum: Director of Census Operations, 1991.

MLA Alıntı

Kerala, Director of Census Operations. Census of India 1991, Series 12. Kerala. Director of Census Operations, 1991.