APA (7th ed.) Citation

Culbertson, W. C., & Klett, M. C. (1979). Geologic map and coal sections of the Quietus quadrangle, Big Horn and Powder River Counties, Montana. The Survey.

Chicago Style (17th ed.) Citation

Culbertson, William Craven, and Mark C. Klett. Geologic Map and Coal Sections of the Quietus Quadrangle, Big Horn and Powder River Counties, Montana. Reston, Va.: The Survey, 1979.

MLA (9th ed.) Citation

Culbertson, William Craven, and Mark C. Klett. Geologic Map and Coal Sections of the Quietus Quadrangle, Big Horn and Powder River Counties, Montana. The Survey, 1979.