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 : United Nations, 1966 - Various pagings ; 18 cm. 39th year,No.7-8 Subjects--Topical Terms: Bibliography--ListCatalouges Dewey Class. No.: 016.34123