Ball, B., & Munkholm, L. J. (2015). Visual soil evaluation: Realizing potential crop production with minimum environmental impact. CAB International.
Chicago Style (17th ed.) CitationBall, Bruce, and Lars J. Munkholm. Visual Soil Evaluation: Realizing Potential Crop Production with Minimum Environmental Impact. Wallingford, Oxfordshire: CAB International, 2015.
MLA (9th ed.) CitationBall, Bruce, and Lars J. Munkholm. Visual Soil Evaluation: Realizing Potential Crop Production with Minimum Environmental Impact. CAB International, 2015.
Warning: These citations may not always be 100% accurate.