The ordeal of world power :
American diplomacy since 1909 /
Samuel F. Wells, Jr., Robert H. Ferrell, David F. Trask.

APA Citation

Wells, S. F., Trask, D. F., Leuchtenburg, W. Edward., Ferrell, R. H. (1975). The ordeal of world power: American diplomacy since 1909. Boston: Little, Brown.

MLA Citation

Wells, Samuel F, David F Trask, William Edward Leuchtenburg, and Robert H Ferrell. The Ordeal of World Power: American Diplomacy Since 1909. Boston: Little, Brown, 1975.

Warning: These citations may not always be complete (especially for serials).