APA (7th ed.) Citation

Lloyd, O. B., & Growitz, D. J. (1977). Ground-water resources of central and southern York County, Pennsylvania. Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey.

Chicago Style (17th ed.) Citation

Lloyd, Orville B., and Douglas J. Growitz. Ground-water Resources of Central and Southern York County, Pennsylvania. Harrisburg: Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977.

MLA (9th ed.) Citation

Lloyd, Orville B., and Douglas J. Growitz. Ground-water Resources of Central and Southern York County, Pennsylvania. Commonwealth of Pennsylvania, Department of Environmental Resources, Bureau of Topographic and Geologic Survey, 1977.