(1928). Whither mankind: A panorama of modern civilization. New York: Longmans, Green and Co.
シカゴスタイル引用形Whither Mankind: A Panorama of Modern Civilization. New York: Longmans, Green and Co, 1928.
MLA引用形式Whither Mankind: A Panorama of Modern Civilization. New York: Longmans, Green and Co, 1928.
警告: この引用は必ずしも正確ではありません.