APA (7th ed.) Citation

Geological Survey (U.S.) & Duval, J. S. (1988). Aerial gamma-ray contour maps of regional surface concentrations of uranium, potassium, and thorium in New Mexico. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Joseph S. Duval. Aerial Gamma-ray Contour Maps of Regional Surface Concentrations of Uranium, Potassium, and Thorium in New Mexico. Reston, Va.: The Survey, 1988.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Joseph S. Duval. Aerial Gamma-ray Contour Maps of Regional Surface Concentrations of Uranium, Potassium, and Thorium in New Mexico. The Survey, 1988.