Griswold, W. T. (1902). The Berea grit oil sand in the Cadiz quadrangle, Ohio. Department of the Interior, United States Geological Survey.
Chicago Style (17th ed.) CitationGriswold, W. T. The Berea Grit Oil Sand in the Cadiz Quadrangle, Ohio. Washington, D.C.: Department of the Interior, United States Geological Survey, 1902.
MLA (9th ed.) CitationGriswold, W. T. The Berea Grit Oil Sand in the Cadiz Quadrangle, Ohio. Department of the Interior, United States Geological Survey, 1902.
Warning: These citations may not always be 100% accurate.