Thomas, H. E. (1951). The conservation of ground water: A survey of the present ground - water situation in the United States. McGraw-Hill.
Cita Chicago Style (17a ed.)Thomas, Harold E. The Conservation of Ground Water: A Survey of the Present Ground - Water Situation in the United States. New York: McGraw-Hill, 1951.
Cita MLA (8a ed.)Thomas, Harold E. The Conservation of Ground Water: A Survey of the Present Ground - Water Situation in the United States. McGraw-Hill, 1951.
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