(2004). Humic substances: Nature's most versatile materials. Taylor and Francis.
Chicago Style (17th ed.) CitationHumic Substances: Nature's Most Versatile Materials. New York: Taylor and Francis, 2004.
MLA (9th ed.) CitationHumic Substances: Nature's Most Versatile Materials. Taylor and Francis, 2004.
Warning: These citations may not always be 100% accurate.