Cite
MLA (8th Edition)
Geologic Map of Large Rock Block Slides At Sinking Creek Mountain, Appalachian Valley and Ridge Province, Southwestern Virginia, and Comparison with the Colorado Front Range. The Survey, For sale by Map Distribution, 1993.
APA (7th Edition)
Geologic map of large rock block slides at Sinking Creek Mountain, Appalachian Valley and Ridge Province, southwestern Virginia, and comparison with the Colorado Front Range. (1993). The Survey, For sale by Map Distribution.
Chicago (17th Edition)
“Geologic Map of Large Rock Block Slides at Sinking Creek Mountain, Appalachian Valley and Ridge Province, Southwestern Virginia, and Comparison with the Colorado Front Range.” Reston, VA: The Survey, For sale by Map Distribution, 1993.