Phillippakis, A.S. <br/><br/>
Advanced COBOL 

 - 2nd ed. 
 - New York  McGraw-Hill  1987 
 - xviii, 714p.  21 cm. 
<br/><br/><label>ISBN: </label>0071002413 
<br/><br/><label>Dewey Class. No.: </label>005.133CO  / PHI