APA (7th ed.) Citation

Blake, C. (1999). Geologic map of the of the Red Bluff 30ʹ x 60ʹ quadrangle, California. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Blake, Clark. Geologic Map of the of the Red Bluff 30ʹ X 60ʹ Quadrangle, California. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1999.

MLA (9th ed.) Citation

Blake, Clark. Geologic Map of the of the Red Bluff 30ʹ X 60ʹ Quadrangle, California. U.S. Dept. of the Interior, U.S. Geological Survey, 1999.