@book{19028,
	author = {Centro Internacional de Agricultura Tropical},
	title = {La antracnosis del frijol y su control (Diapositiva).},
	publisher = {Centro Internacional de Agricultura Tropical,},
	year = {1981.},
	address = {Cali :},
	url = {http://10.13.5.2/tesis/sist20069.mp3}
}