Cita APA (7a ed.)

Wik, R. M. (2016). Steam Power on the American Farm. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Wik, Reynold M. Steam Power on the American Farm. Philadelphia, Pa.: University of Pennsylvania Press, 2016.

Cita MLA (8a ed.)

Wik, Reynold M. Steam Power on the American Farm. University of Pennsylvania Press, 2016.