DOS RPGII :  student study guide 
IBM 
 - Poughkeepsie (New York) :  International Business Machines,  1973 
 - 137p. :  ill.,  28 cm. 
<br/><br/> 'SR20-4336-0' 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RPG (Computer program language)<br/>IBM360 (Computer)--Programming<br/>IBM370 (Computer)--Programming