@book{169857,
	author = {González Maldonado, Juan and  Gutiérrez Aguilar, Carlos, asesor},
	title = {Respuesta superestimulatoria de vaquillas holstein tratadas con dos dosis de somatotropina  /},
	publisher = {El autor,},
	year = {2013},
	address = {México  :},
	url = {http://10.13.5.2/tesis/sist108840.pdf}
}