Selective inventory of information services  
/ UNESCO Social Science Documentation Centre   
 - Paris:   UNESCO,   1981 
 - xxi, 140p. 
 - World social science information services .
<br/><br/><label>ISBN: </label>92-3-001848-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science
<br/><br/><label>Subjects--Index Terms: </label>Social science libraries 
<br/><br/><label>Universal Decimal Class. No.: </label>D 002:3=40.60  / M1