Cita APA (7a ed.)

Paterson, J. H. (1989). North America: A geography of the United States and Canada (8. ed.). Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Paterson, John H. North America: A Geography of the United States and Canada. 8. ed. New York [u.a.]: Oxford Univ. Press, 1989.

Cita MLA (9a ed.)

Paterson, John H. North America: A Geography of the United States and Canada. 8. ed. Oxford Univ. Press, 1989.