APA引文

Barr, W. M. (1879). A practical treatise on the combustion of coal. Yohn Bros..

Chicago Style (17th ed.) Citation

Barr, William M. A Practical Treatise on the Combustion of Coal. Indianapolis, Ind.: Yohn Bros., 1879.

MLA引文

Barr, William M. A Practical Treatise on the Combustion of Coal. Yohn Bros., 1879.