@book{64349,
	author = {Ponce Saavedra, Javier and Beutelspacher Baigts, Carlos R, coaut.},
	title = {Alacranes de Michoacán /},
	publisher = {U.M.S.N.H., },
	year = {2001},
	address = {Morelia, Michoacán, México. : },
	edition = {1a ed.}
}