APA引文

Held, D. (2006). Models of democracy (3rd ed.). Polity Press.

Chicago Edition Citation

Held, David. Models of Democracy. 3rd ed. U. K.: Polity Press, 2006.

MLA引文

Held, David. Models of Democracy. 3rd ed. Polity Press, 2006.

警告：這些引文格式不一定是100％准確.