Long, Eugene E. Ingles Idiomatico 2 / Eugene E. Long, William Buckwald - 9a ed - Mexico : Trillas , 1989 , c1961. - 293 p. : il. ISBN: 968-24-3176-X Subjects--Topical Terms: Ingles--- Estudio y Enseñanza Dewey Class. No.: 428.24 LON