00000cam a22000004a 4500 UP-8027390931313454388 Buklod 20070912121724.0 m |o d | ta 070912s1999 xx d r |||| u| 0854045848 (iLib)UPVIS-00000016072 TD174 U53 1999 Understanding our environment an introduction to environmental chemistry and pollution edited by Roy M. Harrison. 3rd ed. Cambridge Royal Society of Chemistry c1999. 445p. Pollution. Environmental chemistry. Harrison, Roy M., ed. UPVIS UPV-SOTECH TD174 .U53 1999 Book