Richardson, G. B., & Geological Survey. (1904). Indiana folio, Pennsylvania. U.S. Geological Survey.
Chicago Style (17th ed.) CitationRichardson, G. B., and Geological Survey. Indiana Folio, Pennsylvania. Washington, D.C.: U.S. Geological Survey, 1904.
MLA (8th ed.) CitationRichardson, G. B., and Geological Survey. Indiana Folio, Pennsylvania. U.S. Geological Survey, 1904.
Warning: These citations may not always be 100% accurate.