WALKENBACH, JOHN ONE TWO THREE I E 1 2 3 FOR DUMMIES QUICK REFERENCE - EUA IDG BOOKS WORLDWID 1993 - 162 páginas 20.3 cms. - FOR DUMMIES . ISBN: 1-56884-027-6 Subjects--Topical Terms: GENERALIDADES Dewey Class. No.: 001.64 / W346