APA (7th ed.) Citation

Geological Survey (U.S.), Tysdal, R. G., Evans, K. V., & Lund, K. (2000). Geologic map of the Blackbird Mountain quadrangle, Lemhi County, Idaho. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Russell G. Tysdal, Karl V. Evans, and Karen Lund. Geologic Map of the Blackbird Mountain Quadrangle, Lemhi County, Idaho. [Reston, Va.]: U.S. Geological Survey, 2000.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Blackbird Mountain Quadrangle, Lemhi County, Idaho. U.S. Geological Survey, 2000.