@book{55406,
	author = {Smith, Keith, and ebrary, Inc.},
	title = {Environmental hazards},
	publisher = {Routledge,},
	year = {2001.},
	series = {Routledge physical environment series},
	address = {London :},
	edition = {3rd ed.},
	note = {Previous ed.: 1996.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=5001157}
}