Ranganathan, S R <br/><br/>
Prolegomena to library classification 

 - London:   The Library Association,   1957 
 - 487p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Classification-Books Information science 
<br/><br/><label>Universal Decimal Class. No.: </label>D 02.4  / J7;2