Jamsa, Kris <br/><br/>
DOS : the complete reference 

 - 4 
 - New Delhi  Tata McGraw-Hill  1997 
 - xxiii, 1121p. : ill. ;  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>74631993 
<br/><br/><label>Subjects--Topical Terms: </label><br/>DOS 6<br/>MS-DOS<br/>Operating system