Rockwell, S. J., & Woll, P. (2001). American government: Competition and compromise. Boston: McGraw-Hill.
Trích dẫn kiểu ChicagoRockwell, Stephen J., và Peter Woll. American Government: Competition and Compromise. Boston: McGraw-Hill, 2001.
Deismireacht MLARockwell, Stephen J., và Peter Woll. American Government: Competition and Compromise. Boston: McGraw-Hill, 2001.
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