Dvorak, John <br/><br/>
Dvorak's guide to DOS and PC performance 
John Dvorak 
 -  c.1991 
<br/><br/><label>ISBN: </label>0078816580 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microcomputers	--MIS, MS COM
<br/><br/><label>Dewey Class. No.: </label>005.446	DVO