APA (7th ed.) Citation

Lemke, R. W. (1977). Geologic map of the Great Falls quadrangle, Montana. The Survey.

Chicago Style (17th ed.) Citation

Lemke, Richard W. Geologic Map of the Great Falls Quadrangle, Montana. Reston, Va.: The Survey, 1977.

MLA (9th ed.) Citation

Lemke, Richard W. Geologic Map of the Great Falls Quadrangle, Montana. The Survey, 1977.

Warning: These citations may not always be 100% accurate.