APA (7th ed.) Citation

Bernhagen, P., Haerpfer, C. W., Inglehart, R., & Welzel, C. (2009). Democratization (ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Bernhagen, Patrick, Christian W. Haerpfer, Ronald Inglehart, and Christian Welzel. Democratization. ed. Oxford: Oxford University Press, 2009.

MLA (9th ed.) Citation

Bernhagen, Patrick, et al. Democratization. ed. Oxford University Press, 2009.