APA (7th ed.) Citation

Paterson, J. H. (1979). North America: A geography of Canada and the United States (6th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Paterson, John H. North America: A Geography of Canada and the United States. 6th ed. Oxford: Oxford University Press, 1979.

MLA (9th ed.) Citation

Paterson, John H. North America: A Geography of Canada and the United States. 6th ed. Oxford University Press, 1979.