O <br/><br/>
Classification:  An introduction manual  

 - Chicago:  American Library Association,   1978, 
 - 44 p. 
<br/><br/>PB 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Books-Bibliography
<br/><br/><label>Dewey Class. No.: </label>025.42  / HEC