Dharmakeerthi, R. S. e., Indraratne, S. P. e., & Kumaragamage, D. e. (2007). Manual of soil sampling and analysis. Soil Science Society of Sri Lanka.
Chicago Style (17th ed.) CitationDharmakeerthi, R. S. ed, S. P. ed Indraratne, and D. ed Kumaragamage. Manual of Soil Sampling and Analysis. Peradeniya: Soil Science Society of Sri Lanka, 2007.
MLA (9th ed.) CitationDharmakeerthi, R. S. ed, et al. Manual of Soil Sampling and Analysis. Soil Science Society of Sri Lanka, 2007.
Warning: These citations may not always be 100% accurate.