Cita APA (7a ed.)

Paterson, J. (1970). North America: A geography of Canada and the United States (4th ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Paterson, J.H. North America: A Geography of Canada and the United States. 4th ed. London: Oxford University Press, 1970.

Cita MLA (9a ed.)

Paterson, J.H. North America: A Geography of Canada and the United States. 4th ed. Oxford University Press, 1970.