Παραπομπή APA

Mclellan, D. S. (1960). Theory and practice of international relations. Prentice Hall.

Παραπομπή Chicago Style

Mclellan, David S. Theory and Practice of International Relations. New Jersey: Prentice Hall, 1960.

Παραπομπή MLA

Mclellan, David S. Theory and Practice of International Relations. Prentice Hall, 1960.