एपीए उद्धरण

Sondermann, F. A. (1979). Theory and practice of international relations. Prentice-Hall Inc. Eaglewood Cliff.

शिकागो स्टाइल उद्धरण

Sondermann, Fred A. Theory and Practice of International Relations. New Jersy: Prentice-Hall Inc. Eaglewood Cliff, 1979.

एमएलए उद्धरण

Sondermann, Fred A. Theory and Practice of International Relations. Prentice-Hall Inc. Eaglewood Cliff, 1979.