Willemin, Silvère <br/><br/>
Technique of union catalogues :  a practical guide / 
Silvère Willemin 
 - Paris :  Unesco ,  1966 
 - 26p. ;  24 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Union catalogs
<br/><br/><label>Dewey Class. No.: </label>020  / WIL