Cox, John <br/><br/>
Keyguide to information sources in CAD/CAM / 
John Cox, Peter Hartley and Doug Walton. 
 - London :  Mansell,  1988. 
 - 257 p. :  ill. ;  23 cm. 
<br/><br/>Bibliography: p. 113-217. 
<br/><br/><label>ISBN: </label>0916313158 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CAD/CAM systems--Information services--Directories.