Ball, Derek  1942- <br/><br/>
Official PowerBuilder 6: advanced tools for the Enterprise 
Derek C. R. Ball 
 - America  Internatianal Thomson Pub  1997 
 - xiv, 812 p.  ill.  24cm 
<br/><br/><label>ISBN: </label>1850329184 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Application software--Development.