Hyman, Michael I.,  1965- <br/><br/>
Advanced dos :  memory-resident utilities, interrupts, and disk management with MS and PC-DOS / 
MIchael I. Hyman 
 - 3rd ed. 
 - Singapore :  Tech,  1989 
 - ix, 363 p. ;  25 cm. 
<br/><br/><label>ISBN: </label>9813091894