Koestler, A. (1941). Darkness at noon. New York: The New American library.
シカゴスタイル引用形Koestler, Arthur. Darkness At Noon. New York: The New American library, 1941.
MLA引用形式Koestler, Arthur. Darkness At Noon. New York: The New American library, 1941.
警告: この引用は必ずしも正確ではありません.