Cita APA (7a ed.)

North American Fur Trade Conference Winnipeg, Man., Judd, C. M., & Ray, A. J. (1980). Old trails and new directions: Papers of the third North American Fur Trade Conference. University of Toronto Press.

Cita Chicago Style (17a ed.)

North American Fur Trade Conference Winnipeg, Man., Carol M. Judd, y Arthur J. Ray. Old Trails and New Directions: Papers of the Third North American Fur Trade Conference. Toronto: University of Toronto Press, 1980.

Cita MLA (8a ed.)

North American Fur Trade Conference Winnipeg, Man., et al. Old Trails and New Directions: Papers of the Third North American Fur Trade Conference. University of Toronto Press, 1980.