PakCat catalogue record Microcomputer Applications with DOS5.0, worldperfect 5.1, lotus 1-2-3 Release 2.3, and dBASE IV 1.5 By Erickson, Fritz J. Bibliographic details ISBN9780697239648 PublisherBE Tech Publication placeAmerica Publication year1994 LanguageEnglish Material typeBook Physical descriptionxii Additional authorsVonk, John A.