APA (7th ed.) Citation

Gurr, T. R., & Harff, B. (1994). Ethnic conflict in world politics. Westview.

Chicago Style (17th ed.) Citation

Gurr, Ted Robert, and Barbara Harff. Ethnic Conflict in World Politics. Boulder [etc.]: Westview, 1994.

MLA (9th ed.) Citation

Gurr, Ted Robert, and Barbara Harff. Ethnic Conflict in World Politics. Westview, 1994.