APA (7th ed.) Citation

Geological Survey (U.S.) & Idaho. Bureau of Mines. (1972). Aeromagnetic map of parts of the Hamilton and Elk City 1⁰ by 2⁰ quadrangle, Idaho-Montana. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), and Idaho. Bureau of Mines. Aeromagnetic Map of Parts of the Hamilton and Elk City 1⁰ By 2⁰ Quadrangle, Idaho-Montana. Washington, D.C.: U.S. Geological Survey, 1972.

MLA (8th ed.) Citation

Geological Survey (U.S.), and Idaho. Bureau of Mines. Aeromagnetic Map of Parts of the Hamilton and Elk City 1⁰ By 2⁰ Quadrangle, Idaho-Montana. U.S. Geological Survey, 1972.