TY  - BOOK
AU  - Trivedi P R and others Ed.
TI  - Natural environment and constitution of India
T2  - Indian Institute of Ecology and Environment
U1  - U:(G:55).2.N9, N4 
PY  - 1994///
CY  -  New Delhi 
PB  - Ashish Publishing House India      
KW  - Geography- Environment
ER  -