Bone, R. G. (1939). Visual outline of ancient history. Green and Co.
Chicagoスタイル(17版)引用形式Bone, Robert Gehlmann. Visual Outline of Ancient History. New York: Green and Co, 1939.
MLA(9版)引用形式Bone, Robert Gehlmann. Visual Outline of Ancient History. Green and Co, 1939.
警告: この引用は必ずしも正確ではありません.