@book{31834,
	author = {Johnson, Spencer. and Gurgui, Montserrat,},
	title = {Quien se ha llevado mi queso? :},
	publisher = {Ediciones Urano,},
	year = {2000.},
	address = {Madrid :},
	edition = {40a ed.},
	note = {Titulo original. Who moved my cheese?}
}