Universal decimal classification 

 - 3rd ed. 
 - London:   British Standard Institution,   2005 
 - xxxii, 898p. 
<br/><br/> Vol. 1, Systematic tables 
<br/><br/><label>ISBN: </label>0-580-45470-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>UDC
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.45  / P5.1;1