Hergenhahn, B. R. <br/><br/>
Classification: An introductory manual 

 - 3rd Edition 
 - Chicago  American Library Association  1978 
 - 44p. 
<br/><br/><label>ISBN: </label> USD 5.00 
<br/><br/><label>Source: </label> USD 5.00 
<br/><br/><label>Dewey Class. No.: </label>025.42 HER