TY  - BOOK
AU  - Dhaliwal, G S and others,
TI  - Fundamentals of Environmental Science
SN  - 8176635359
U1  - 551 
PY  - 2000///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Environmental Sciences
KW  - Geology, hydrology & meteorology
ER  -