Hatch, N. L. (1991). The Bedrock geology of Massachusetts. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationHatch, Norman L. The Bedrock Geology of Massachusetts. 1Washington: U.S. Department of the Interior, U.S. Geological Survey, 1991.
MLA (9th ed.) CitationHatch, Norman L. The Bedrock Geology of Massachusetts. U.S. Department of the Interior, U.S. Geological Survey, 1991.
Warning: These citations may not always be 100% accurate.