APA (7th ed.) Citation

Athearn, R. G. (1960). High country empire: The high plains and Rockies. McGraw-Hill.

Chicago Style (17th ed.) Citation

Athearn, Robert G. High Country Empire: The High Plains and Rockies. New York: McGraw-Hill, 1960.

MLA (8th ed.) Citation

Athearn, Robert G. High Country Empire: The High Plains and Rockies. McGraw-Hill, 1960.

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