@book{87539,
	author = {Barnes, Robert D. and Barnes, Robert D.},
	title = {Zoología de los invertebrados},
	publisher = {McGraw-Hill Interamericana,},
	year = {1990.},
	address = {México, D. F. :},
	note = {Trad. de : Invertebrate zoology, 5 ed. en inglés de 1987}
}