TY  - BOOK
AU  - Singh, Parminder 
AU  - Paul, Joginder
TI  - Fundamentals of Environmental Studies
SN  - 9789350532751
U1  - 591.7 
PY  - 2013///
CY  - New Delhi
PB  - Cyber Tech Publications
KW  - Ecosystem
N1  - Includes Bibliography
ER  -