Central Point Software <br/><br/>
PC tools deluxe and DOS utilities release 4.21 / 
Central Point Software 
 - Portland  Central Point Software  1988 
 - 163p  ill.  22cm 
<br/><br/>Includes index  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science 
<br/><br/><label>Dewey Class. No.: </label>1.6425  / PCT