APA način citiranja

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

Čikaški stil citiranja

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

MLA način citiranja

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