Stern, Nancy <br/><br/>
COBOL for the 21st Century  Nancy Stern 
Robert A. Stern, James P. Ley. 
 - 11th ed. 
 - Canada  John Wiley & Sons  2006. 
 - 764 p.  27cm. 
<br/><br/>Includes appendixes. 
<br/><br/><label>ISBN: </label>9780471722618 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL Computer program language<br/>Structured programming