Cataloguing rules    author and title entries 

 -  1950 
<br/><br/><label>Standard No.: </label>9,507 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:551N08, J0