Clark, D. J. (1991). The Irish in Pennsylvania: A people share a commonwealth. University Park, Pa..
Chicagoスタイル(17版)引用形式Clark, Dennis J. The Irish in Pennsylvania: A People Share a Commonwealth. University Park, Pa., 1991.
MLA(8版)引用形式Clark, Dennis J. The Irish in Pennsylvania: A People Share a Commonwealth. University Park, Pa., 1991.
警告: この引用は必ずしも正確ではありません.