Parsons, June Jamrich New perspectives on computer concepts/ June Jamrich Parsons, Dan Oja - XV, 440 p. \ 25 cm il. - Ser. Visual. User-focused interactive . ISBN: 1-56527-164-5 Subjects--Topical Terms: 1.Computadoras2.Procesamiento electrónico de datos Dewey Class. No.: 004 P268n