(1974). Geologic map of anthracite-bearing rocks in the Tamaqua Quadrangle, Carbon and Schuylkill Counties, Pennsylvania. U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeologic Map of Anthracite-bearing Rocks in the Tamaqua Quadrangle, Carbon and Schuylkill Counties, Pennsylvania. Reston, VA: U.S. Geological Survey, 1974.
MLA (9th ed.) CitationGeologic Map of Anthracite-bearing Rocks in the Tamaqua Quadrangle, Carbon and Schuylkill Counties, Pennsylvania. U.S. Geological Survey, 1974.
Warning: These citations may not always be 100% accurate.