Cita APA (7a ed.)

Bothwell, R., Drummond, I. M., & English, J. (1987). Canada, 1900-1945. University of Toronto Press.

Cita Chicago Style (17a ed.)

Bothwell, Robert, Ian M. Drummond, y John English. Canada, 1900-1945. Toronto ; Buffalo: University of Toronto Press, 1987.

Cita MLA (8a ed.)

Bothwell, Robert, et al. Canada, 1900-1945. University of Toronto Press, 1987.