@book{145469,
	author = {Chapman, Deborah V. and Unesco.},
	title = {Water quality assessments :},
	publisher = {Chapman & Hall,},
	year = {1992.},
	address = {London ;},
	edition = {1st ed.},
	note = {"Published on behalf of UNESCO, United Nations Educational, Scientific, and Cultural Organization, WHO, World Health Organization, UNEP, United Nations Environment Programme."}
}