Haiduck, H Wordperfect-5.1; Lotus 1-2-3-2.2 dbase III plus / H Haiduck - Madrid, es MacGraw-Hill 19920000 - 515p ISBN: 84-7615-836-x Subjects--Topical Terms: WORDPERFECT 5.1LOTUS 1-2-3-2.2DBASE III PLUS Dewey Class. No.: 001.642 5 / W924