APA (7th ed.) Citation

Hollowell, J. R., & Koester, H. E. (1975). Ground-water resources of Lackawanna County, Pennsylvania. Pennsylvania Geological Survey.

Chicago Style (17th ed.) Citation

Hollowell, Jerrald R., and Harry E. Koester. Ground-water Resources of Lackawanna County, Pennsylvania. Harrisburg: Pennsylvania Geological Survey, 1975.

MLA (9th ed.) Citation

Hollowell, Jerrald R., and Harry E. Koester. Ground-water Resources of Lackawanna County, Pennsylvania. Pennsylvania Geological Survey, 1975.