APA (7th ed.) Citation

Geological Survey (U.S.) & Brownfield, M. E. (2001). Coal quality and resources of the former Soviet Union: An ArcView Project. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and M. E. Brownfield. Coal Quality and Resources of the Former Soviet Union: An ArcView Project. Denver, CO: U.S. Dept. of the Interior, U.S. Geological Survey, 2001.

MLA (8th ed.) Citation

Geological Survey (U.S.) and M. E. Brownfield. Coal Quality and Resources of the Former Soviet Union: An ArcView Project. U.S. Dept. of the Interior, U.S. Geological Survey, 2001.