Brady, Nyle C. The nature and properties of soils / Nyle C. Brady, Ray R. Weil. - 12th ed. - Upper Saddle River, N.J. : Prentice Hall, c1999. - xiv, 881 p. : ill. (some col.) ; 29 cm. ISBN: 0138524440 (hardcover) Subjects--Topical Terms: Soil science.Soils. Dewey Class. No.: 631.4 BRA