APA (7th ed.) Citation

Geological Survey (U.S.) & Theodore, T. G. (1991). Gold-bearing skarns. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Ted G. Theodore. Gold-bearing Skarns. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1991.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Ted G. Theodore. Gold-bearing Skarns. U.S. Dept. of the Interior, U.S. Geological Survey, 1991.