Eash, D. A., Barnes, K. K., & O'Shea, P. S. (2016). Methods for estimating selected spring and fall low-flow frequency statistics for ungaged stream sites in Iowa, based on data through June 2014 (Version 1.1, October 2016.). U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationEash, David A., Kimberlee K. Barnes, and Padraic S. O'Shea. Methods for Estimating Selected Spring and Fall Low-flow Frequency Statistics for Ungaged Stream Sites in Iowa, Based on Data Through June 2014. Version 1.1, October 2016. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2016.
MLA (9th ed.) CitationEash, David A., et al. Methods for Estimating Selected Spring and Fall Low-flow Frequency Statistics for Ungaged Stream Sites in Iowa, Based on Data Through June 2014. Version 1.1, October 2016. U.S. Department of the Interior, U.S. Geological Survey, 2016.