CWKoay Microsoft learning visual basic 6.0 : step by step / [Books]. C. W. Koay. - Kuala Lumpur : Venton Publishing, 2000. - vi, 247 p. : ill. ; 26cm. Includes index. ISBN: 9832031206 Subjects--Uniform Titles: Mcrosoft Visual BASIC. Subjects--Topical Terms: BASIC (Computer program language).