APA(7版)引用形式
Churella, A. J. (2013). The Pennsylvania Railroad. University of Pennsylvania Press.
Chicagoスタイル(17版)引用形式
Churella, Albert J. The Pennsylvania Railroad. Philadelphia: University of Pennsylvania Press, 2013.
MLA(9版)引用形式
Churella, Albert J. The Pennsylvania Railroad. University of Pennsylvania Press, 2013.
警告: この引用は必ずしも正確ではありません.