APA (7th ed.) Citation

Geological Survey (U.S.) & Silberling, N. J. (1992). Lithotectonic terrane map of the North American Cordillera. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and N. J. Silberling. Lithotectonic Terrane Map of the North American Cordillera. Reston, VA: The Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and N. J. Silberling. Lithotectonic Terrane Map of the North American Cordillera. The Survey, 1992.