Ranganathan, S. R. <br/><br/>
Elements of library classification; 

 - [3d ed.] 
 - Bombay,  New York,  Asia Pub. House  [1962] 
 - 168 p.  illus.  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Classification--Books 
<br/><br/><label>Dewey Class. No.: </label>025.4  / RAN