Paul, E.A., Clark, F.E. 1996. SOIL MICROBIOLOGY AND BIOCHEMISTRY. Academic Press. Inc. Internatio 2ª ed.
Brady, N.C. 2002. THE NATURE AND PROPERTIES OF SOILS. MacMillan Publishing Co. N.Y.
Sumner, M.E. 2000. HANDBOOK OF SOIL SCIENCE. CRC Press LLC.
Doran, J W., 1995 Defining soil quality for a sustainable environment: proceedings. Soil Science Society of America. Madison (Wisconsin).
Crawford, R. L. and Don L. Crawford (ed) 1996. Bioremediation: principles and applications / New York: Cambridge University Press.
McCutcheon, S. C., Schnoor, J.L. 2003. Phytoremediation. Transformation and control of contaminants. Hoboken, N.J. : Wiley-Interscience.
Terry, N., Bañuelos, G.S. 1999 Phytoremediation of contaminated soil and water . Boca Ratón Lewis Publishers (Florida): CRC Press.