@book{7533,
	author = {Valls, Manuel,},
	title = {Julia y la desaparición del meteorito /},
	publisher = {Anaya,},
	year = {1999.},
	series = {Espacio abierto},
	address = {Madrid :},
	url = {http://www.loc.gov/catdir/enhancements/fy0837/99486460-d.html}
}