Treu, Siegfried. <br/><br/>
Tested for providing uniformity to user computer interaction languages   
by Seigfried Treu 
 - Washington  National Bureau of Standards  1980 
 - v, Sectional. 
 - Computer Science and Technology .
<br/><br/><label>LCCN: </label>80-600107 
<br/><br/><label>Dewey Class. No.: </label>001.642  / N802