"Lohit, Datta-Barua" <br/><br/>
Digital Computers Mainte 

 - New Delhi  T.M.H  1988 
 - "x, 109" 
<br/><br/><label>ISBN: </label>74516748 
<br/><br/><label>Dewey Class. No.: </label>1  / 64 DAT