Learn library congress classification 
Dittman, Helena. 
 -  DocMatrix Pty. Ltd.  2000 
 - 164 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>1-876283-18-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification -- library science.
<br/><br/><label>Dewey Class. No.: </label>025.433 D617 2000