Jack S. Levy. “Long Cycles, Hegemonic Transitions, and the Long Peace.” The Long Postwar Peace, ed. Charles W. Kegley, Jr. (HarperCollins, 1991).

“Long Cycles, Hegemonic Transitions, and the Long Peace.” The Long Postwar Peace, ed. Charles W. Kegley, Jr. (HarperCollins, 1991).