@book{8126,
	author = {Merritts, Dorothy J.},
	title = {Environmental geology :},
	publisher = {W.H. Freeman, },
	year = {c2014},
	address = {New York :},
	edition = {2 ed.},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/8840.pdf}
}