00605 a2200205 4500 20260625154925.0 971-8613-25-0 005.54 W7211 1991 Williams, Rober E. Teach youself 1-2-3 / Robert E. Williams Second edition Oregon : Management Information Source, Inc., 1991 xv, 357 pages : illustrations ; 22cm Includes index 000-099 Lotus 1-2-3 (Computer program) Spreadsheet programs Computer programs ddc B 41575 41575 0 0 ddc 0 0 CL CL 2026-06-25 Donation 0 005.54 W7211 1991 CALUYA 5510 2026-06-25 2026-06-25 B