Orr, James MacConnell <br/><br/>
Libraries as communication systems 

 - 220 p. 
 - Contributions in librarianship and information science; n.17 .
<br/><br/><label>ISBN: </label>0-8371-8936-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bibliotecas<br/>filosofia da ciencia<br/>Biblioteconomia
<br/><br/><label>Universal Decimal Class. No.: </label>02:165  / O75l