Zimmerman, J. F. (2011). Horizontal federalism: Interstate relations. State University of New York Press.
芝加哥风格引文Zimmerman, Joseph Francis. Horizontal Federalism: Interstate Relations. Albany: State University of New York Press, 2011.
MLA引文Zimmerman, Joseph Francis. Horizontal Federalism: Interstate Relations. State University of New York Press, 2011.
警告：这些引文格式不一定是100％准确.