Ritter, G. S., & Geology. (2015). Geology of the Blacksburg area, Montgomery County, Virginia. Virginia Polytechnic Institute.
Chicago Style (17th ed.) CitationRitter, George Stephen, and Geology. Geology of the Blacksburg Area, Montgomery County, Virginia. Virginia Polytechnic Institute, 2015.
MLA (8th ed.) CitationRitter, George Stephen, and Geology. Geology of the Blacksburg Area, Montgomery County, Virginia. Virginia Polytechnic Institute, 2015.
Warning: These citations may not always be 100% accurate.