Παραπομπή APA

Carr, R. K. American Democracy in Theory and Practice: National State and Local Government (4th ed.). Holt.

Παραπομπή Chicago Style

Carr, Robert K. American Democracy in Theory and Practice: National State and Local Government. 4th ed. New York: Holt.

Παραπομπή MLA

Carr, Robert K. American Democracy in Theory and Practice: National State and Local Government. 4th ed. Holt.