APA引文

Simpson, J. B. (1900). Capital and labour in coal mining during the past two hundred years. R. Robinson.

Chicago Style (17th ed.) Citation

Simpson, John Bell. Capital and Labour in Coal Mining During the Past Two Hundred Years. Newcastle-upon-Tyre: R. Robinson, 1900.

MLA引文

Simpson, John Bell. Capital and Labour in Coal Mining During the Past Two Hundred Years. R. Robinson, 1900.