Ball, Derek <br/><br/>
Official PowerBuilder 6 : Advanced Tools for the Enterprise / 
Derek Ball 
 - 2nd ed 
 - London :  Thomson,  1997 
 - 912 p :  ill 
<br/><br/><label>ISBN: </label>1850329184 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PowerBuilder<br/>Application software
<br/><br/><label>LC Class. No.: </label>QA76.76.D47  / B147 O3 1997