Library of Congress classification  T : Technology 
prepared by the Cataloging Policy and Support Office, Collections Services.      
 - 1999 ed. 
 - Washington, D.C.  Library of Congress, Cataloging Distribution Service  1999. 
 - xiii, 667 p.  27 cm. 
<br/><br/> Includes index.      
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification--Books--Technology.<br/>Classification, Library of Congress
<br/><br/><label>LC Class. No.: </label>Z 696 .U5 T  / 2000 
<br/><br/><label>GPO Item No.: </label>0819 
<br/><br/><label>Gov. Doc. Class. No.: </label>LC 26.9:T 22/999