APA (7th ed.) Citation

Smith, J. K. (1971). David Thompson, fur trader, explorer, geographer. Oxford University Press.

Chicago Style (17th ed.) Citation

Smith, James K. David Thompson, Fur Trader, Explorer, Geographer. Toronto: Oxford University Press, 1971.

MLA (9th ed.) Citation

Smith, James K. David Thompson, Fur Trader, Explorer, Geographer. Oxford University Press, 1971.