APA (7th ed.) Citation

Behrendt, J. C., & Wotorson, C. S. (1974). Aeromagnetic map of the Monrovia quadrangle, Liberia. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Behrendt, John C., and Cletus S. Wotorson. Aeromagnetic Map of the Monrovia Quadrangle, Liberia. Reston, Va.: U.S. Geological Survey, 1974.

MLA (9th ed.) Citation

Behrendt, John C., and Cletus S. Wotorson. Aeromagnetic Map of the Monrovia Quadrangle, Liberia. U.S. Geological Survey, 1974.