Universal demcimal classification 

 - Standard 
 - London  British Standards Institution UK       2005 
 -  Vol. 1 .
<br/><br/><label>ISBN: </label>978 0 580 45469 1 (pbk (Vol. 1)); 978 0 580 45470 7 (pbk (Vol. 2))  UKP 316.00 
<br/><br/><label>Standard No.: </label>41616 
<br/><br/><label>Source: </label> 1672, 06/03/2019, Bright Book Service  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:51M96, M8;P5.1-.2