Sprowls, R. Clay. <br/><br/>
Introduction to PL/I programming 
[by] R. Clay Sprowls. 
 - New York  Harper & Row  [1969] 
 - viii, 179 p.  illus.  29 cm. 
<br/><br/> 920519 
<br/><br/>Bibliography: p. 179. 
<br/><br/><label>LCCN: </label>69018491  
<br/><br/><label>Subjects--Topical Terms: </label><br/>PL/I (Computer program language)<br/>Electronic digital computers--Programming.
<br/><br/><label>LC Class. No.: </label>QA76.5  / .S673 
<br/><br/><label>Dewey Class. No.: </label>651.8