@book{2105,
	author = {Butterfield, Jeremy},
	title = {Collins Pocket. Español - Inglés English - Espanish. },
	publisher = {Grijalbo;},
	year = {2012.},
	address = {Buenos Aires: },
	edition = {17a ed.},
	note = {Butterfield, J. (Dir.) et al. (2012). Collins Pocket. Español - Inglés English - Espanish. Diccionario bilingüe. (17a ed.). Buenos Aires : Grijalbo.}
}