Symmonds, Nick. <br/><br/>
Data entry and valiadation with C# and VB .NET windows forms / 
Nick Symmonds. 
 - Berkeley, Calif. :  Apress,  2003. 
 - xxiii,740 p. :  ill. ;  24 cm. 
 - The author's press .
<br/><br/><label>ISBN: </label>1590591089  RM241.16 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing--Data entry.<br/>C# (Computer program language).<br/>Microsoft Visual BASIC.<br/>Microsoft .NET.