Scott, Mona L <br/><br/>
Dewey decimal classification  21st edition  a study manual and number building guide 

 - London  Libraries Unlimited  2004 
 - ix, 198 p. 
<br/><br/><label>ISBN: </label>1563085984 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CLASSIFICATION<br/>DDC<br/>DEWEY DECIMAL CLASSIFICATION<br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>025.431  / SCO