APA (7th ed.) Citation

Hancock, E. T. (1915). The history of a portion of Yampa River, Colorado and its possible bearing on that of Green River. Gov. Print. Off.

Chicago Style (17th ed.) Citation

Hancock, Eugene Thomas. The History of a Portion of Yampa River, Colorado and Its Possible Bearing on That of Green River. Washington, DC: Gov. Print. Off, 1915.

MLA (9th ed.) Citation

Hancock, Eugene Thomas. The History of a Portion of Yampa River, Colorado and Its Possible Bearing on That of Green River. Gov. Print. Off, 1915.