Conway, Richard Walter. <br/><br/>
An introduction to programming :  a structured approach using PL/I and PL/C / 
Richard Conway, David Gries ; contributions by John E. Dennis and Jorge Mor�e. 
 - 3rd ed. 
 - Cambridge :  Winthrop Publishers,  c1979. 
 - xvi, 728 p. ;  24 cm. 
 - Winthrop computer systems series. .
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>087626433X (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PL/C (Computer program language).<br/>Structured programming.