@book{208919,
	author = {Fassbender, Hans W. and Bornemisza, Elemer},
	title = {Química de suelos : con énfasis en suelos de América Latina / Hans W. Fassbender},
	publisher = {Iica},
	year = {1987},
	address = {San José},
	edition = {2a ed. rev.}
}