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Bulletin W /
[Pennsylvania] Department of Internal Affairs, Bureau of Topographic and Geologic Survey.

APA Citation

Geological Survey (U.S.)., Pennsylvania. Bureau of Topographic and Geologic Survey. (19331973). Bulletin W. Harrisburg, Pa.: The Dept..

MLA Citation

Geological Survey (U.S.), and Pennsylvania. Bureau of Topographic and Geologic Survey. Bulletin W. Harrisburg, Pa.: The Dept., 19331973.

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