APA Citation

Sherrill, R. E., & Matteson, L. S. 1. (1939). Geology of the oil and gas fields of the Hilliards quadrangle: Advance report. Harrisburg: Pennsylvania Topographic and Geologic Survey.

Chicago Style Citation

Sherrill, Richard Ellis, and L. S. 1912- Matteson. Geology of the Oil and Gas Fields of the Hilliards Quadrangle: Advance Report. Harrisburg: Pennsylvania Topographic and Geologic Survey, 1939.

MLA Citation

Sherrill, Richard Ellis, and L. S. 1912- Matteson. Geology of the Oil and Gas Fields of the Hilliards Quadrangle: Advance Report. Harrisburg: Pennsylvania Topographic and Geologic Survey, 1939.

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