Batty, David <br/><br/>
Introduction to the twentieth edition of the dewey decimal classification 

 - London:   Library Association Publishing,   1992 
 - 195p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>DDC 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.45  / N2