Hands-on computing using Lotus 1-2-3, Word Perfect 5.0, dBASE IV - Hobart, R. Dale; Octernaud, Sharon; Sytsmna, Sid. (Columbus Merrill Pub., 1990)
Keywords: Lotus 1-2-3 (Computer file) -- Problems, exercises, etc; IBM-compatible computers -- Programming; Business -- Computer program -- Problems, exercises, etc