Levitt, A. (1954). The President and the International Affairs of the United States. [s.n.].
Chicagoスタイル(17版)引用形式Levitt, Albert. The President and the International Affairs of the United States. Los Angeles: [s.n.], 1954.
MLA(9版)引用形式Levitt, Albert. The President and the International Affairs of the United States. [s.n.], 1954.
警告: この引用は必ずしも正確ではありません.