TY  - BOOK
AU  - M.P.Singh
AU  - Abbas,S.G
AU  - B.S.Singh
TI  - Environment and natural resources
SN  - 8189304011
U1  - 333.70954  
PY  - 2005///
CY  - Delhi
PB  - Satish Serial Pub.House
KW  - Natural environment
N1  - Includes glossary and index
ER  -