APA (7th ed.) Citation

Geological Survey (U.S.), Tysdal, R. G., Dyman, T. S., & Nichols, D. J. (1989). Correlation chart of lower Cretaceous rocks, Madison Range to Lima Peaks area, southwestern Montana. The Survey ; For sale by Map Distribution.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Russell G. Tysdal, T. S. Dyman, and Douglas J. Nichols. Correlation Chart of Lower Cretaceous Rocks, Madison Range to Lima Peaks Area, Southwestern Montana. Reston, Va. : Denver, CO: The Survey ; For sale by Map Distribution, 1989.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Correlation Chart of Lower Cretaceous Rocks, Madison Range to Lima Peaks Area, Southwestern Montana. The Survey ; For sale by Map Distribution, 1989.