APA (7th ed.) Citation

Coal Quality: Global Priorities International Conference U.S. Geological Survey, Reston, Va., Geological Survey (U.S.), Pierce, B. S., Dennen, K. O., & Finkelman, R. B. (2004). Coal quality: Global priorities. [U.S. Dept. of the Interior, U.S. Geological Survey].

Chicago Style (17th ed.) Citation

Coal Quality: Global Priorities International Conference U.S. Geological Survey, Reston, Va., Geological Survey (U.S.), Brenda S. Pierce, Kristin O. Dennen, and Robert B. Finkelman. Coal Quality: Global Priorities. [Reston, Va.]: [U.S. Dept. of the Interior, U.S. Geological Survey], 2004.

MLA (9th ed.) Citation

Coal Quality: Global Priorities International Conference U.S. Geological Survey, Reston, Va., et al. Coal Quality: Global Priorities. [U.S. Dept. of the Interior, U.S. Geological Survey], 2004.