National Regional Aquifer Systems Analysis Program (U.S.) & Sun, R. J. (1986). Regional Aquifer-System Analysis Program of the U.S. Geological Survey summary of projects, 1978-84. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationNational Regional Aquifer Systems Analysis Program (U.S.) and Ren Jen Sun. Regional Aquifer-System Analysis Program of the U.S. Geological Survey Summary of Projects, 1978-84. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1986.
MLA (9th ed.) CitationNational Regional Aquifer Systems Analysis Program (U.S.) and Ren Jen Sun. Regional Aquifer-System Analysis Program of the U.S. Geological Survey Summary of Projects, 1978-84. U.S. Dept. of the Interior, U.S. Geological Survey, 1986.
Warning: These citations may not always be 100% accurate.