TY  - BOOK
AU  - Singh, Vir
AU  - Sharma, M.L.
TI  - Mountain ecosystems: a scenario of unsustainability
SN  - 8173870810
U1  - 502.52(53) 
PY  - 1998///
CY  - New Delhi
PB  - Indus publishing company
KW  - Mountain ecosystem
KW  - Ecosystem- Mountains
ER  -