APA (7th ed.) Citation

Simpson, H. E. (1961). Geologic map of the Bristol quadrangle, Connecticut: Surficial geology. The Survey.

Chicago Style (17th ed.) Citation

Simpson, Howard E. Geologic Map of the Bristol Quadrangle, Connecticut: Surficial Geology. Washington, D.C.: The Survey, 1961.

MLA (9th ed.) Citation

Simpson, Howard E. Geologic Map of the Bristol Quadrangle, Connecticut: Surficial Geology. The Survey, 1961.

Warning: These citations may not always be 100% accurate.