SACHS David / KRONSTADT Babehe <br/><br/>
Discovering Micro Softworks for the IBM Personal computer  Textual Document 

 -  John wiley and sons , INC New York , Singapore  1989 
 - x, 278 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>658.4`0388