Havlin, J. L. (2005). Soil fertility and fertilizers: An introduction to nutrient management (7th ed.). Prentice Hall of India.
Chicago Style (17th ed.) CitationHavlin, John L. Soil Fertility and Fertilizers: An Introduction to Nutrient Management. 7th ed. New Delhi: Prentice Hall of India, 2005.
MLA (8th ed.) CitationHavlin, John L. Soil Fertility and Fertilizers: An Introduction to Nutrient Management. 7th ed. Prentice Hall of India, 2005.
Warning: These citations may not always be 100% accurate.