@book{233551,
	author = {Ghisolfi, Esteban. },
	title = {Contenidos de materia orgánica :},
	publisher = {EDUVIM, Editorial Universitaria Villa María,},
	year = {2011. },
	series = {Todo agro ;},
	address = {Villa María, Córdoba, Argentina :},
	url = {https://www.digitaliapublishing.com/a/14525/}
}