Cita APA (7th ed.)

Kallhoff, A. (2011). Why democracy needs public goods. Lexington Books.

Cita Chicago (17th ed.)

Kallhoff, Angela. Why Democracy Needs Public Goods. Lanham, Md.: Lexington Books, 2011.

Cita MLA (9th ed.)

Kallhoff, Angela. Why Democracy Needs Public Goods. Lexington Books, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.