Library of Congress <br/><br/>
Classification Class C, auxiliary sciences of history / 
Library of Congress. 
 - ix, 208 pages 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification. Library of Congress.<br/>Classification--Books--Auxiliary science of history.
<br/><br/><label>LC Class. No.: </label>Z 696  / U5c 1993