Professional and non professional duties in libraries   A descriptive list compiled by a sub-committee of the membership committee 

 -  1962 
<br/><br/><label>Standard No.: </label>4,556 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:4, K2 (2D)