APA (7th ed.) Citation

Hunt, C. B. (1973). Natural regions of the United States and Canada. W. H. Freeman.

Chicago Style (17th ed.) Citation

Hunt, Charles Butler. Natural Regions of the United States and Canada. San Francisco: W. H. Freeman, 1973.

MLA (8th ed.) Citation

Hunt, Charles Butler. Natural Regions of the United States and Canada. W. H. Freeman, 1973.

Warning: These citations may not always be 100% accurate.