Ray Welland <br/><br/>
Pocket guide to cobol 

 - London  Pitman books  1983  Pitman books  1983 
 - 94p  PB 
<br/><br/><br/>En 
<br/><br/><label>Subjects--Personal Names: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.642  / WEL