@book{89283,
	author = {Caballero Martínez, Everardo.},
	title = {Sírfidos depredadores de plagas agrícolas /},
	publisher = {El autor,},
	year = {2004.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/100811.pdf}
}