APA (7th ed.) Citation

Condra, G. E. (1908). Geology and water resources of a portion of the Missouri river valley in northeastern Nebraska. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Condra, George Evert. Geology and Water Resources of a Portion of the Missouri River Valley in Northeastern Nebraska. Washington: Govt. Print. Off, 1908.

MLA (9th ed.) Citation

Condra, George Evert. Geology and Water Resources of a Portion of the Missouri River Valley in Northeastern Nebraska. Govt. Print. Off, 1908.