APA (7th ed.) Citation

Sweet, P. R. (1970). Friedrich von Gentz, defender of the old order. Greenwood Press.

Chicago Style (17th ed.) Citation

Sweet, Paul R. Friedrich Von Gentz, Defender of the Old Order. Westport, Conn.: Greenwood Press, 1970.

MLA (9th ed.) Citation

Sweet, Paul R. Friedrich Von Gentz, Defender of the Old Order. Greenwood Press, 1970.

Warning: These citations may not always be 100% accurate.