Penna, C.V. <br/><br/>
Planning of library and documentation services 

 - Paris  Unesco  1967 
 - 158p. 
 - Unesco Manuals for Libraries; 17 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Documentation<br/>Library planning<br/>Information services<br/>Library science
<br/><br/><label>Dewey Class. No.: </label>025.5 PEN-;