Census of India 1991
Kerala: language
- New Delhi The Controller of Publications 2003
- 188+p.
- Census of India 1991. Series-12, Kerala. Part 4 B (1) A-C Series .
Contents: Table C-7, state, districts, sub-divisions and towns
Kerala - Languages - Census
Kerala - Census
A81x54 91/12/PT4B/1A/C