@book{331609,
	author = {Heathcote, Isobel W. and Allanson, Karen J.},
	title = {Environmental problem-solving :},
	publisher = {McGraw-Hill,},
	year = {c1997.},
	address = {New York :},
	note = {P.B},
	url = {http://www.loc.gov/catdir/description/mh022/96077933.html}
}