Hughes, Joan K  <br/><br/>
PL/I structured programming  

 - 3rd ed.  
 - New York:   John Wiley & Sons,   168039 
 - ix, 639p. 
<br/><br/><label>ISBN: </label>0-471-83746-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Top-down structured programming 
<br/><br/><label>Subjects--Index Terms: </label>Data manipulation  I/O structure  
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.3.06:800.92 Pl/1  / L9;M6