@book{57696,
	author = {Seoánez Calvo, Mariano and Gutiérrez de Ojesto, Ana., },
	title = {Aguas residuales :},
	publisher = {Mundi-Prensa,},
	year = {1999},
	series = {Ingenieria del Medio Ambiente},
	address = {Madrid, España :},
	edition = {1a ed.}
}