Unger, P. W. (2006). Soil and water conservation handbook: Policies, practices, conditions, and terms. New York, United States: Haworth Food & Agricultural Products.
Chicago Style CitationUnger, Paul W. Soil and Water Conservation Handbook: Policies, Practices, Conditions, and Terms. New York, United States: Haworth Food & Agricultural Products, 2006.
MLA CitationUnger, Paul W. Soil and Water Conservation Handbook: Policies, Practices, Conditions, and Terms. New York, United States: Haworth Food & Agricultural Products, 2006.
Warning: These citations may not always be 100% accurate.