APA (7th ed.) Citation

Hudson, J. C. (2020). Across this land: A regional geography of the United States and Canada (Second edition.). Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Hudson, John C. Across This Land: A Regional Geography of the United States and Canada. Second edition. Baltimore: Johns Hopkins University Press, 2020.

MLA (9th ed.) Citation

Hudson, John C. Across This Land: A Regional Geography of the United States and Canada. Second edition. Johns Hopkins University Press, 2020.