Deitel, Harvey M.
Visual Basic 6 : how to program / H.M. Deitel, P.J. Deitel, T.R. Nieto. - Upper Saddle River, NJ : Prentice-Hall, c1999. - li, 1015 p. : ill.
Includes appendices, bibliography and index.
Microsoft Visual Basic.
BASIC (Computer programming language).
Visual Basic 6 : how to program / H.M. Deitel, P.J. Deitel, T.R. Nieto. - Upper Saddle River, NJ : Prentice-Hall, c1999. - li, 1015 p. : ill.
Includes appendices, bibliography and index.
Microsoft Visual Basic.
BASIC (Computer programming language).