Bear, J. (1979). Hydraulics of groundwater. McGraw-Hill,Inc..
Tohutoru Kātū Chicago (17th ed.)Bear, Jacob. Hydraulics of Groundwater. New York: McGraw-Hill,Inc., 1979.
Tohutoro MLA (9th ed.)Bear, Jacob. Hydraulics of Groundwater. McGraw-Hill,Inc., 1979.
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