Petru William C Ed <br/><br/>
Library    An intorduction for library assistant 
Petru William C Ed 
 - New York  Special Libraries Association USA      1967 
 - 79p  cm. 
<br/><br/><label>Standard No.: </label>32840 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2, K7