APA (7th ed.) Citation

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 (8th ed.) Citation

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