Microcomputer applications using WordPerfect 5.0, Lotus 1-2-3, and dBase III Plus - Grupe, Fritz H. (Dubuque, Iowa W.C. Brown, 1990)
On t.p. the registered trademark symbol "TM" is superscript following "dBASE III" in title.
Keywords: WordPerfect (Computer file).; Lotus 1-2-3 (Computer file).; dBase III plus (Computer file).; Microcomputers -- Programming