Wyatt, Allen L. <br/><br/>
Using MS-DOS 6.22 
Allen L. Wyatt…[et al.]                                               
 - 2nd ed. 
 - New Delhi  Prentice-Hall  2000 
 - xxviii, 1092p. 
<br/><br/><label>ISBN: </label>978-81-203-1654-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MS-DOS<br/>Operating system
<br/><br/><label>Universal Decimal Class. No.: </label>681.31  / WYA