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Topographic and Geologic Survey of Pennsylvania administrative report for ...

APA Citation

Pennsylvania. Bureau of Topographic and Geologic Survey. Topographic and Geologic Survey of Pennsylvania administrative report for ... [Harrisburg, Pa.: The Survey.

MLA Citation

Pennsylvania. Bureau of Topographic and Geologic Survey. Topographic And Geologic Survey of Pennsylvania Administrative Report for ... [Harrisburg, Pa.: The Survey,

Warning: These citations may not always be complete (especially for serials).