APA (7th ed.) Citation

Ludwig, A. H. (1992). Flow duration and low-flow characteristics of selected Arkansas streams. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Ludwig, A. H. Flow Duration and Low-flow Characteristics of Selected Arkansas Streams. Little Rock, Arkansas: U.S. Geological Survey, 1992.

MLA (9th ed.) Citation

Ludwig, A. H. Flow Duration and Low-flow Characteristics of Selected Arkansas Streams. U.S. Geological Survey, 1992.