APA (7th ed.) Citation

Geological Survey (U.S.), McCartan, L., Snyder, S. L., & Stover, C. W. (1991). Map showing the relationship of selected mafic and ultramafic bodies in the crust of the eastern United States to seismically active areas. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Lucy McCartan, Stephen L. Snyder, and Carl W. Stover. Map Showing the Relationship of Selected Mafic and Ultramafic Bodies in the Crust of the Eastern United States to Seismically Active Areas. Reston, Va.: The Survey, 1991.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Map Showing the Relationship of Selected Mafic and Ultramafic Bodies in the Crust of the Eastern United States to Seismically Active Areas. The Survey, 1991.

Warning: These citations may not always be 100% accurate.