Harrigan, J. J. (1992). Politics and the American future (3rd ed.). McGraw-Hill.
Chicagoスタイル(17版)引用形式Harrigan, John J. Politics and the American Future. 3rd ed. New York: McGraw-Hill, 1992.
MLA(9版)引用形式Harrigan, John J. Politics and the American Future. 3rd ed. McGraw-Hill, 1992.
警告: この引用は必ずしも正確ではありません.