@book{4280,
	author = {International Conference on Environmental Management and Sivakumar, M.},
	title = {Environmental management :},
	publisher = {Elsevier,},
	year = {1998.},
	address = {Amsterdam ;},
	edition = {Vol 1 and Vol 2},
	url = {http://www.loc.gov/catdir/enhancements/fy0601/98193733-d.html}
}