@book{94695,
	author = {Arenales Sierra, Irene Margarita},
	title = {Estudio comparativo de la calidad de frijol (Phaseolus vulgaris L.) variedad Jamapa y Michigan},
	publisher = {El autor,},
	year = {2007},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/106296.pdf}
}