APA (7th ed.) Citation

Witkind, I. J. (1972). Earthquake hazard map of the Henrys Lake quadrangle, Idaho and Montana. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Witkind, Irving J. Earthquake Hazard Map of the Henrys Lake Quadrangle, Idaho and Montana. Washington, D.C.: U.S. Geological Survey, 1972.

MLA (9th ed.) Citation

Witkind, Irving J. Earthquake Hazard Map of the Henrys Lake Quadrangle, Idaho and Montana. U.S. Geological Survey, 1972.