APA (7th ed.) Citation

Geological Survey (U.S.) & Snyder, S. L. (2004). Principal facts for gravity data collected in Wisconsin: A web site and CD-ROM for distribution of data. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.) and Stephen L. Snyder. Principal Facts for Gravity Data Collected in Wisconsin: A Web Site and CD-ROM for Distribution of Data. [Reston, Va.]: U.S. Geological Survey, 2004.

MLA (9th ed.) Citation

Geological Survey (U.S.) and Stephen L. Snyder. Principal Facts for Gravity Data Collected in Wisconsin: A Web Site and CD-ROM for Distribution of Data. U.S. Geological Survey, 2004.

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