Citazione APA

(1995). Kerala. Director Census Operation: Census of India 1991. series-12: Kerala. Director of Census Operations.

Stile di citazione Chicago

Kerala. Director Census Operation: Census of India 1991. Series-12: Kerala. New Delhi: Director of Census Operations, 1995.

Citazione MLA

Kerala. Director Census Operation: Census of India 1991. Series-12: Kerala. Director of Census Operations, 1995.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.