TY  - BOOK
AU  - Chiras, D. D.
AU  - Singh, S.S
TI  - Environmental Science, 9th edition/ (Acc. 5250)
SN  - 9789380853604
U1  - 363.7 CHI 22
PY  - 2012///
CY  - India
PB  - Jones & Bartlett Learning
ER  -