@book{109169,
	author = {Koeslag, Johan H. and Kirchner Salinas, F. R.},
	title = {Ovinos /},
	publisher = {Trillas,},
	year = {2014.},
	series = {Manuales para educación agropecuaria. Producción animal},
	address = {México :},
	edition = {4 ed.}
}