Thomas, Diana M. <br/><br/>
The effective reference librarian 

 - New York :  Academic Press,  1981 
 - 214 p. 
 - Library and information science series .
 - Library and information science series .
<br/><br/><label>LCCN: </label>46408 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Servicios de consulta (bibliotecas)<br/>Servicios de información.
<br/><br/><label>Dewey Class. No.: </label>025.52  / T4