Wright, R. Thomas <br/><br/>
Technology systems / R. Thomas Wright 

 - Illinois  The Goodheart-Willcox Company, Inc.  c1992. 
 - 480 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-87006-896-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology.
<br/><br/><label>Dewey Class. No.: </label>Cir 600 W936 1992