Murach, Mike <br/><br/>
Advanced structured cobol 
Mike Murach,  
 - 2nd ed. 
 - Chicago  Science research associates  1987 
 - xviii, 525p.  ill;  28cm 
<br/><br/><label>ISBN: </label>0574219900 
<br/><br/><label>Dewey Class. No.: </label>005.133/  / MUR