Wallace, A. R. (1913). Social environment and moral progress. Cassell and Co..
Chicagoスタイル(17版)引用形式Wallace, Alfred Russel. Social Environment and Moral Progress. London, New York [etc.]: Cassell and Co., 1913.
MLA(8版)引用形式Wallace, Alfred Russel. Social Environment and Moral Progress. Cassell and Co., 1913.
警告: この引用は必ずしも正確ではありません.