Clarke, W. F. (1880). The Financial Results of the Provident System.
シカゴスタイル引用形Clarke, William Fairlie. The Financial Results of the Provident System. 1880.
MLA引用形式Clarke, William Fairlie. The Financial Results of the Provident System. 1880.
警告: この引用は必ずしも正確ではありません.