APA (7th ed.) Citation

Geological Survey (U.S.) & Marsh, S. P. (1995). Digital geologic map of the Altiplano and Cordillera Occidental, Bolivia. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Sherman P. Marsh. Digital Geologic Map of the Altiplano and Cordillera Occidental, Bolivia. [Denver, Colo.]: U.S. Geological Survey, 1995.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Sherman P. Marsh. Digital Geologic Map of the Altiplano and Cordillera Occidental, Bolivia. U.S. Geological Survey, 1995.