Cita APA (7th ed.)
ebrary, Inc, Smith, K. A., & Mullins, C. E. (2001). Soil and environmental analysis: Physical methods (2nd ed., rev. and expanded.). M. Dekker.
Cita Chicago (17th ed.)
ebrary, Inc, Keith A. Smith, i Chris E. Mullins. Soil and Environmental Analysis: Physical Methods. 2nd ed., rev. and expanded. New York: M. Dekker, 2001.
Cita MLA (9th ed.)
ebrary, Inc, et al. Soil and Environmental Analysis: Physical Methods. 2nd ed., rev. and expanded. M. Dekker, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.