APA (7th ed.) Citation

Bohannon, R. G. (2007). Geologic map of quadrangles 3168 and 3268, Yahya-Wona (703), Wersek (704), Khayr-Kot (521), and Urgon (522) quadrangles, Afghanistan. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Bohannon, Robert G. Geologic Map of Quadrangles 3168 and 3268, Yahya-Wona (703), Wersek (704), Khayr-Kot (521), and Urgon (522) Quadrangles, Afghanistan. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2007.

MLA (9th ed.) Citation

Bohannon, Robert G. Geologic Map of Quadrangles 3168 and 3268, Yahya-Wona (703), Wersek (704), Khayr-Kot (521), and Urgon (522) Quadrangles, Afghanistan. U.S. Dept. of the Interior, U.S. Geological Survey, 2007.