APA (7th ed.) Citation

Geological Survey (U.S.) & Baskerville, C. A. (1992). Bedrock and engineering geologic maps of Bronx County and parts of New York and Queens counties, New York. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Charles A. Baskerville. Bedrock and Engineering Geologic Maps of Bronx County and Parts of New York and Queens Counties, New York. Reston, VA: The Survey, 1992.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Charles A. Baskerville. Bedrock and Engineering Geologic Maps of Bronx County and Parts of New York and Queens Counties, New York. The Survey, 1992.