APA (7th ed.) Citation

Duigon, M. T., & Smigaj, M. J. (1985). First report on the hydrologic effects of underground coal mining in southern Garrett County, Maryland.

Chicago Style (17th ed.) Citation

Duigon, Mark T., and Michael J. Smigaj. First Report on the Hydrologic Effects of Underground Coal Mining in Southern Garrett County, Maryland. Baltimore, Md, 1985.

MLA (9th ed.) Citation

Duigon, Mark T., and Michael J. Smigaj. First Report on the Hydrologic Effects of Underground Coal Mining in Southern Garrett County, Maryland. 1985.

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