Universal Decimal <br/><br/>
Classification: Abridged English Edition With Guide 

 - 3rd review edn. 
 - London  British Standards Institution  1961 
 - 254p. 128p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>251:M7
<br/><br/><label>Dewey Class. No.: </label>251:M7  / J1