Buckman, H. O., & Brady, N. C. (1968). The nature and properties of soils (6. ed.). Macmillan.
Chicago Style (17th ed.) CitationBuckman, Harry O., and Nyle C. Brady. The Nature and Properties of Soils. 6. ed. New York: Macmillan, 1968.
MLA (9th ed.) CitationBuckman, Harry O., and Nyle C. Brady. The Nature and Properties of Soils. 6. ed. Macmillan, 1968.