@book{28302,
	author = {Cortés López, Héctor and Hidalgo Benítez, Paola and Servicio Nacional de Aprendizaje (SENA)},
	title = {Cartilla buenas prácticas de ordeño mecánico :},
	publisher = {SENA},
	year = {2011.},
	address = {Bogotá :},
	note = {Convenio Sena-ICT 0056/2010}
}