APA (7th ed.) Citation

McMahon, P. B., Bohlke, J. K., & Carney, C. P. (2007). Vertical gradients in water chemistry and age in the northern High Plains Aquifer, Nebraska, 2003. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

McMahon, Peter B., J. K. Bohlke, and C. P. Carney. Vertical Gradients in Water Chemistry and Age in the Northern High Plains Aquifer, Nebraska, 2003. Reston, Va.: U.S. Dept. of the Interior, U.S. Geological Survey, 2007.

MLA (9th ed.) Citation

McMahon, Peter B., et al. Vertical Gradients in Water Chemistry and Age in the Northern High Plains Aquifer, Nebraska, 2003. U.S. Dept. of the Interior, U.S. Geological Survey, 2007.