@book{59686,
	author = {E.U.A. Soil Conservation Service and Cornell University. Ithaca, N.Y. Agronomy Department.},
	title = {Claves para la taxonomía de suelos},
	publisher = {Sociedad Mexicana de la Ciencia del Suelo,},
	year = {1995},
	series = {Publicación especial},
	address = {Chapingo, Méx. :},
	note = {Trad. de la 6 ed. de 1994}
}