Philippakis, A S & Kazmier, Leonard J <br/><br/>
Structured cobol .-3rd ed .-0-07-049809-1 

 - Mcraw-Hill book company, New York  1987 
 - xv,421 
<br/><br/><label>ISBN: </label>0-07-049809-1 
<br/><br/><label>Dewey Class. No.: </label>001.6424 Phi/Kaz