APA (7th ed.) Citation

Lee, W. T. (1917). The geologic story of the Rocky Mountain National Park, Colorado. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Lee, Willis T. The Geologic Story of the Rocky Mountain National Park, Colorado. Washington: Govt. Print. Off, 1917.

MLA (9th ed.) Citation

Lee, Willis T. The Geologic Story of the Rocky Mountain National Park, Colorado. Govt. Print. Off, 1917.

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