Baver, L. D., Gardner, W. H., & Gardner, W. R. (1972). Soil physics (4th ed.). Wiley.
Cita Chicago Style (17a ed.)Baver, Leonard David, Walter H. Gardner, y Wilford R. Gardner. Soil Physics. 4th ed. New York: Wiley, 1972.
Cita MLA (9a ed.)Baver, Leonard David, et al. Soil Physics. 4th ed. Wiley, 1972.
Precaución: Estas citas no son 100% exactas.