APA (7th ed.) Citation

Heck, G. W. (2007). When worlds collide: Exploring the ideological and political foundations of the clash of civilization. Rowman & Littlefield.

Chicago Style (17th ed.) Citation

Heck, Gene W. When Worlds Collide: Exploring the Ideological and Political Foundations of the Clash of Civilization. Lanham: Rowman & Littlefield, 2007.

MLA (9th ed.) Citation

Heck, Gene W. When Worlds Collide: Exploring the Ideological and Political Foundations of the Clash of Civilization. Rowman & Littlefield, 2007.

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