TY  - BOOK
AU  - Roy, Kartik C..
TI  - Environment and sustainable agricultural development : concepts, gerneral issues, Constraints and Strategies / 
SN  - 81-224-0969-5
U1  - G95(J) 
PY  - 1988///
CY  - New Delhi : 
PB  - New Age International (P) Ltd., Publishers , 
KW  - Environment
ER  -