Cita APA (7a ed.)

Shulman, P. A. (2015). Coal and Empire: The Birth of Energy Security in Industrial America. Johns Hopkins University Press.

Cita Chicago Style (17a ed.)

Shulman, Peter A. Coal and Empire: The Birth of Energy Security in Industrial America. Baltimore: Johns Hopkins University Press, 2015.

Cita MLA (8a ed.)

Shulman, Peter A. Coal and Empire: The Birth of Energy Security in Industrial America. Johns Hopkins University Press, 2015.