APA (7th ed.) Citation

Pashin, J. C., & Hinkle, F. (1997). Coalbed methane in Alabama. Geological Survey of Alabama, Economic Geology Division.

Chicago Style (17th ed.) Citation

Pashin, Jack C., and Frank Hinkle. Coalbed Methane in Alabama. Tuscaloosa, Ala.: Geological Survey of Alabama, Economic Geology Division, 1997.

MLA (9th ed.) Citation

Pashin, Jack C., and Frank Hinkle. Coalbed Methane in Alabama. Geological Survey of Alabama, Economic Geology Division, 1997.