Cheney, C. R. (1976). Pope Innocent III and England: By Christopher R. Cheney. Hiersemann.
Chicagoスタイル(17版)引用形式Cheney, Christopher R. Pope Innocent III and England: By Christopher R. Cheney. Stuttgart: Hiersemann, 1976.
MLA(8版)引用形式Cheney, Christopher R. Pope Innocent III and England: By Christopher R. Cheney. Hiersemann, 1976.
警告: この引用は必ずしも正確ではありません.