Longman dictionary of american english your complete guide to american english - 2nd. new ed. - White Plains, N.Y. Longman 1997 - 933 p. gráfs., il. ISBN: 0-13-088450-2 Subjects--Topical Terms: DICCIONARIOSGRAMATICALEXICOGRAFIAINGLES Subjects--Geographic Terms: Estados Unidos Index Terms--Genre/Form: REFERENCIA