Hadwen, John G. Cómo decide la O.N.U. John G. Hadwen y Johan Kaufmann. prólogo de Paul G. Hoffman. - Madrid Instituto de Estudios Políticos 1967. - 357 p. - Estudios internacionales . Translation of : How United Nations decision are made. Includes index. LCCN: evn00000661 /L/r85 Subjects--Corporate Names: United Nations.United Nations.--Decision making. LC Class. No.: JX1977 / .H18 1967 Dewey Class. No.: 341.13