Larrabee, D. M., Spencer, C. W., Swift, D. J. P., & Geological Survey (U.S.). (1965). Bedrock geology of the Grand Lake area, Aroostook, Hancock, Penobscot, and Washington counties, Maine: Description of the rocks and geologic structure of an area in eastern Maine. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationLarrabee, David M., Charles Winthrop Spencer, Donald J. P. Swift, and Geological Survey (U.S.). Bedrock Geology of the Grand Lake Area, Aroostook, Hancock, Penobscot, and Washington Counties, Maine: Description of the Rocks and Geologic Structure of an Area in Eastern Maine. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1965.
MLA (8th ed.) CitationLarrabee, David M., et al. Bedrock Geology of the Grand Lake Area, Aroostook, Hancock, Penobscot, and Washington Counties, Maine: Description of the Rocks and Geologic Structure of an Area in Eastern Maine. United States Department of the Interior, Geological Survey, 1965.