APA (7th ed.) Citation

Halm, D. R., & Guldager, N. (2012). Water-quality data of lakes and wetlands in the Yukon Flats, Alaska, 2007-2009. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Halm, Douglas R., and Nikki Guldager. Water-quality Data of Lakes and Wetlands in the Yukon Flats, Alaska, 2007-2009. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2012.

MLA (9th ed.) Citation

Halm, Douglas R., and Nikki Guldager. Water-quality Data of Lakes and Wetlands in the Yukon Flats, Alaska, 2007-2009. U.S. Department of the Interior, U.S. Geological Survey, 2012.