Royle, S. A. (2011). Company, crown and colony: The Hudson's Bay Company and territorial endeavour in western Canada. I.B. Tauris ; Distributed in the United States and Canada by Palgrave Macmillan.

Royle, Stephen A. Company, Crown and Colony: The Hudson's Bay Company and Territorial Endeavour in Western Canada. London ; New York : New York, N.Y.: I.B. Tauris ; Distributed in the United States and Canada by Palgrave Macmillan, 2011.

Royle, Stephen A. Company, Crown and Colony: The Hudson's Bay Company and Territorial Endeavour in Western Canada. I.B. Tauris ; Distributed in the United States and Canada by Palgrave Macmillan, 2011.