Cita APA (7th ed.)

Hoffmann, S. (1960). Contemporary theory in international relations. Prentice-Hall.

Cita Chicago (17th ed.)

Hoffmann, Stanley. Contemporary Theory in International Relations. Englewood Cliffs: Prentice-Hall, 1960.

Cita MLA (9th ed.)

Hoffmann, Stanley. Contemporary Theory in International Relations. Prentice-Hall, 1960.