Delta drawing today : software for exploration and discovery / `.   

 - Manila :  Global Computers Corporation,  c1995. 
 - 123p 
<br/><br/> Includes appendices and index. <br/> 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>FIL 006.6 D388 1995