United Nations. Library. Liste mensuelle d'ouvrages catalogués à la Biliothèque de la Nations Unis. Monthly list of books catalogued in the Library of the United nations - Switzerland : The Association , 1968 - Various pagings ; 18 cm. 41st year September-October No.9-10 Subjects--Topical Terms: Bibliography--ListCatalouges Dewey Class. No.: 016.34123