@book{13926,
	author = {LEON VELASCO, HORACIO. and RUIZ HERNANDEZ, HORACIO, COAUT.},
	title = {BIOTECNOLOGIA REPRODUCTIVA EN RUMIANTES/ },
	publisher = {UNACH-UDC},
	year = {2009},
	address = {TUXTLA GUTIERREZ, CHIAPAS: }
}