Shelly,Gary B./Cashman,Thomas J. <br/><br/>
RPG 11,RPG 111,AND RPG/400 

 - Boyd&Fraser 
<br/><br/><label>ISBN: </label>0878352465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RPG(computer program language)
<br/><br/><label>Dewey Class. No.: </label>650.02855 SHE