Delphi by example /  
Blake Watson 
 - 1a. ed. 
 - EEUU :  Que,  1995 
 - 517 p. :    517 p. ; fig. ;    23 cm. 
<br/><br/><label>ISBN: </label>1565297571 
<br/><br/><label>LC Class. No.: </label> / W 5 
<br/><br/><label>Universal Decimal Class. No.: </label>681.3.062