TY  - GEN
AU  - 
AU  - Singh, G.B. and sharma, B.R.
AU  - Indian Council of Agricultural Research, New Delhi
TI  - Fifty years of natural resource management research in India / edited by G.B. Singh and B.R. Sharma
PY  - 1998///
CY  - New Delhi
PB  - ICAR
ER  -