TY  - BOOK
AU  - Gupta, Sunit
TI  - Natural resource management: need for 21st century
SN  - 8176250430
U1  - 910.133 N8 
PY  - 1998///
CY  - New Delhi
PB  - Sarup & Sons
KW  - Natural resources
KW  - Conservation of natural resources
ER  -