@book{292683,
	author = {Mateu, Marina and Botto, Juan L.},
	title = {Ciencias naturales : biología 8 / Marina Mateu, Juan L. Botto},
	publisher = {A-Z},
	year = {1998},
	address = {Buenos Aires},
	edition = {3a ed.},
	note = {Tercer Ciclo EGB.}
}