APA (7th ed.) Citation

Sims, P. K. (2004). Precambrian basement geologic map of Montana, an interpretation of aeromagnetic anomalies (Version 1.0.). U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Sims, P. K. Precambrian Basement Geologic Map of Montana, an Interpretation of Aeromagnetic Anomalies. Version 1.0. Denver, Colo.: U.S. Dept. of the Interior, U.S. Geological Survey, 2004.

MLA (9th ed.) Citation

Sims, P. K. Precambrian Basement Geologic Map of Montana, an Interpretation of Aeromagnetic Anomalies. Version 1.0. U.S. Dept. of the Interior, U.S. Geological Survey, 2004.