@book{54222,
	author = {Wiley, Harvey W.},
	title = {Principles and practice of agricultural analysis},
	publisher = {Chemical Publishing Co.,},
	year = {1926-},
	address = {Easton, Pa. :},
	edition = {3 ed.},
	note = {La biblioteca tiene: v.1 Soils-v.2 Fertilizers and insecticides, v.3 Ed. por Charles A. Browne y William W. Skinner, en 1931}
}