HASAN M.M., <br/><br/>
PRINCIPLES OF COBOL PROGRAMMING  Textual Documents 

 - DELHI  DHANPAT RAI and SONS  1979 
 - IV+137 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>001.6424  / HAS