Peterson, P. E. (1995). The price of federalism. Brookings Institution.
芝加哥风格引文Peterson, Paul E. The Price of Federalism. Washington, D.C.: Brookings Institution, 1995.
MLA引文Peterson, Paul E. The Price of Federalism. Brookings Institution, 1995.
警告：这些引文格式不一定是100％准确.