APA (7th ed.) Citation

Colton, R. B. (1965). Geologic map of the Broad Brook quadrangle, Hartford and Tolland Counties, Connecticut. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Colton, Roger B. Geologic Map of the Broad Brook Quadrangle, Hartford and Tolland Counties, Connecticut. Washington: U.S. Dept. of the Interior, Geological Survey, 1965.

MLA (9th ed.) Citation

Colton, Roger B. Geologic Map of the Broad Brook Quadrangle, Hartford and Tolland Counties, Connecticut. U.S. Dept. of the Interior, Geological Survey, 1965.