Dutta D N <br/><br/>
Library classification    Theory and practice 

 -  1962 
<br/><br/><label>Standard No.: </label>4,703 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:51, K21-;1