Cita APA (7a ed.)

Ray, A. J. (1990). The Canadian Fur Trade in the Industrial Age. University of Toronto Press.

Cita Chicago Style (17a ed.)

Ray, Arthur J. The Canadian Fur Trade in the Industrial Age. Buffalo [New York]: University of Toronto Press, 1990.

Cita MLA (8a ed.)

Ray, Arthur J. The Canadian Fur Trade in the Industrial Age. University of Toronto Press, 1990.