APA (7th ed.) Citation

Cook, R., Ricker, J. C., & Saywell, J. T. (1977). Canada: A modern study (Rev. and enl. ed.). Clark, Irwin.

Chicago Style (17th ed.) Citation

Cook, Ramsay, John C. Ricker, and John T. Saywell. Canada: A Modern Study. Rev. and enl. ed. Toronto: Clark, Irwin, 1977.

MLA (9th ed.) Citation

Cook, Ramsay, et al. Canada: A Modern Study. Rev. and enl. ed. Clark, Irwin, 1977.