00692cam a2200229 7i4500 0000007717 20150325090000.0 iicp-my 20021204215100.0 000000 00 0534955738 200212042151 VLOAD 628 VES Vesilind, P. Aarne. Introduction to environmental engineering by P. Aarne Vesilind. Boston: PWS Pub., 1996. p.: ill.; cm.. Environmental engineering. Environmental ethics. 1000013810 Book Yellow Spot 1000013812 Book White Spot 1000013813 Book White Spot