APA (7th ed.) Citation

Malde, H. E. (1968). Surficial geologic map of the Norwalk South quadrangle, Fairfield County, Connecticut. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Malde, Harold E. Surficial Geologic Map of the Norwalk South Quadrangle, Fairfield County, Connecticut. Washington, D.C.: U.S. Geological Survey, 1968.

MLA (9th ed.) Citation

Malde, Harold E. Surficial Geologic Map of the Norwalk South Quadrangle, Fairfield County, Connecticut. U.S. Geological Survey, 1968.