APA (7th ed.) Citation

Bragonier, W. A., & Glover, A. D. (1996). Coal resources of Indiana County, Pennsylvania. Pennsylvania Geological Survey.

Chicago Style (17th ed.) Citation

Bragonier, William A., and Albert D. Glover. Coal Resources of Indiana County, Pennsylvania. Harrisburg: Pennsylvania Geological Survey, 1996.

MLA (8th ed.) Citation

Bragonier, William A., and Albert D. Glover. Coal Resources of Indiana County, Pennsylvania. Pennsylvania Geological Survey, 1996.