APA (7th ed.) Citation

Pennsylvania. Bureau of Topographic and Geologic Survey. Progress report. Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey.

Chicago Style (17th ed.) Citation

Pennsylvania. Bureau of Topographic and Geologic Survey. Progress Report. Harrisburg: Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey.

MLA (9th ed.) Citation

Pennsylvania. Bureau of Topographic and Geologic Survey. Progress Report. Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Bureau of Topographic and Geologic Survey.

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