VALLEN,JEROME J. <br/><br/>
CHECK-IN CHEECK-OUT 

 - 4TH 
 - DUBUQUE  WCB PUB.  1991 
 - 530 
<br/><br/><label>ISBN: </label>0-697-10289-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science