Ravilious C.P. <br/><br/>
Survey of existing systems and current proposals for the cataloguing and description of non-book materials collected by libraries, with preliminary suggestions for their international co-ordination 
Ravilious C.P. 
 - Paris  United Nations France      
 - 130p.  cm. 
<br/><br/><label>Standard No.: </label>249024 
<br/><br/><label>Source: </label> Textbook 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2;15, L5