(2005). Soil fertility and fertilizers. New Jersey: Pearson Prentice Hall.
Chicago Style CitationSoil Fertility and Fertilizers. New Jersey: Pearson Prentice Hall, 2005.
Cita MLASoil Fertility and Fertilizers. New Jersey: Pearson Prentice Hall, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.