Deitel, Paul J. Visual Basic 2010 : how to program / P.J. Deitel, H.M. Deitel. - Upper Saddle River, N.J. : Pearson, c2011. - 639 p. : ill. + 1 DVD Includes index ISBN: 9780132152136 LC Class. No.: QA 76.73 .B3 / D447V