Cita APA (7a ed.)

Geiger, T. J. (1988). The future of the international system: The United States and the world political economy. Unwin Hyman.

Cita Chicago Style (17a ed.)

Geiger, Theodore Julius. The Future of the International System: The United States and the World Political Economy. Boston: Unwin Hyman, 1988.

Cita MLA (8a ed.)

Geiger, Theodore Julius. The Future of the International System: The United States and the World Political Economy. Unwin Hyman, 1988.