APA (7th ed.) Citation

Schaal, G. S., & Heidenreich, F. (2009). Introduction to Modern Political Theory. Budrich, Barbara.

Chicago Style (17th ed.) Citation

Schaal, Gary S., and Felix Heidenreich. Introduction to Modern Political Theory. Leverkusen: Budrich, Barbara, 2009.

MLA (9th ed.) Citation

Schaal, Gary S., and Felix Heidenreich. Introduction to Modern Political Theory. Budrich, Barbara, 2009.