Kohnke, Helmut
Soil physics/ Helmut kohnke
Tata McGraw-Hill, 1980
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Sulman, Elizabeth
Introduction to soil
Prentice-Hall, 1999
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Walker, James S.
Physics
Addison-Wesley, 2010
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Giambattista, Alan
Physics
McGraw-Hill, Higher Education, 2008
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Cutnell, John D.
Physics
John Wiley & Sons, 2007
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