TY  - BOOK
AU  - Singh R.B.
TI  - Ecological techniques and approaches to Vulnerable Environment:  Hydrosphere Geosphere Interaction
SN  - 81204127611
U1  - "U:(G:55):(D6,9(8)), N8" 
PY  - 1998///
CY  - New
PB  - Delhi Oxford and IBH publication P. Ltd 
ER  -