TY  - BOOK
AU  - Census of India, 1961
TI  - Economic regionalization of India:  Problems and approches. India. V. 1   
T2  - Monograph series
U1  - Y:5.2sN61, K1.1-8 
PY  - 1961///
CY  - India
PB  - Govt. Press         
ER  -