Popkin, Gary S. <br/><br/>
Advanced structured COBOL / 
Gary S. Popkin 
 - Boston, Mass. :  Kent Pub.,  1983 
 - 502 p. ;  28 cm. 
<br/><br/>Includes index 
<br/><br/><label>LCCN: </label>82-21278 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COBOL (Computer program language)<br/>Structured programming