Duffy, Tim <br/><br/>
Essential Windows 3.1 / 
Tim Duffy. 
 - Belmont, CA :  Wadsworth Pub,  c1993. 
 - xii, 144 p. : ill. 
<br/><br/> Includes appendices, glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Windows (Computer program)