OETS,Pim <br/><br/>
MS-DOS and PC-DOS: A Practical Guide 

 - 2nd Ed 
 - London.  Macmillan ed Ltd.  1988 
 - 206p. 
<br/><br/><label>ISBN: </label>0-333-45440-5 
<br/><br/><label>Dewey Class. No.: </label>005.4'469