Dittmann, Helena,  1952- <br/><br/>
Learn Library of Congress classification / 
Helena Dittmann & Jane Hardy. 
 - Canberra :  DocMatrix,  2000. 
 - 161 p. ;  30 cm. 
 - Library Education Series .
<br/><br/> PDM (Professional Development Materials) 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9748279693 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Library of Congress.
<br/><br/><label>Dewey Class. No.: </label>025.433  / DIT