APA (7th ed.) Citation

Geological Survey (U.S.) & Radbruch-Hall, D. H. (1980). Landslide overview map of the conterminous United States. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Dorothy H. Radbruch-Hall. Landslide Overview Map of the Conterminous United States. [Reston, Va.]: U.S. Dept. of the Interior, Geological Survey, 1980.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Dorothy H. Radbruch-Hall. Landslide Overview Map of the Conterminous United States. U.S. Dept. of the Interior, Geological Survey, 1980.