Asimov, I. (1983). The caves of steel (1st Ballantine books ed.). Ballantine Books.
Chicagoスタイル(17版)引用形式Asimov, Isaac. The Caves of Steel. 1st Ballantine books ed. New York: Ballantine Books, 1983.
MLA(8版)引用形式Asimov, Isaac. The Caves of Steel. 1st Ballantine books ed. Ballantine Books, 1983.
警告: この引用は必ずしも正確ではありません.