Wolfers, Arnold, 1892-1968. Wolfers, Arnold, 1892-1968. Discord and collaboration : essays on international politics. - Baltimore : Johns Hopkins Press, 1962. Bibliographical footnotes. LCCN: 26-14363/L Subjects--Topical Terms: World politics. LC Class. No.: D 843 Wol 1962 / .W6 Dewey Class. No.: 909.82