TY  - BOOK
AU  - Census of India, 1981
TI  - General economic tables. Kerala. V. 10, Pt. 3 A & B (ii)
U1  - Y:5.212sN81, M1.10-3A&B(ii) 
PY  - 1981///
CY  - Kerala
PB  - Govt. Press         
ER  -