Geological Survey (U.S.) & Segerstrom, K. (1956). Geologic map of the Shelburne Falls quadrangle, Massachusetts: Bedrock geology. The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), and Kenneth Segerstrom. Geologic Map of the Shelburne Falls Quadrangle, Massachusetts: Bedrock Geology. Reston, Va.: The Survey, 1956.
MLA (8th ed.) CitationGeological Survey (U.S.), and Kenneth Segerstrom. Geologic Map of the Shelburne Falls Quadrangle, Massachusetts: Bedrock Geology. The Survey, 1956.
Warning: These citations may not always be 100% accurate.