PARKIN, Andrew. <br/><br/>
Cobol for students 

 - 2nd 
 - London  Edawrd Arnold, GB  1983 
 - vi, 212p. 
<br/><br/><label>ISBN: </label>0-7131-3438-0 
<br/><br/><label>Dewey Class. No.: </label>5.13