Ball, M. M., & Killough, H. B. (1956). International relations. Ronald Press Co.
Chicagoスタイル(17版)引用形式Ball, Mary Margaret, , Hugh Baxter Killough. International Relations. New York: Ronald Press Co, 1956.
MLA(9版)引用形式Ball, Mary Margaret, , Hugh Baxter Killough. International Relations. Ronald Press Co, 1956.
警告: この引用は必ずしも正確ではありません.