APA
International Symposium Soil Organic Matter Dynamics Sustainability of Tropical Agriculture, . (1993). Soil oganic matter dynamics sustainability of tropical agriculture. New York: John Wiley.
Chicago
International Symposium Soil Organic Matter Dynamics Sustainability of Tropical Agriculture, . 1993. Soil oganic matter dynamics sustainability of tropical agriculture. New York: John Wiley.
Harvard
International Symposium Soil Organic Matter Dynamics Sustainability of Tropical Agriculture, . (1993). Soil oganic matter dynamics sustainability of tropical agriculture. New York: John Wiley.
MLA
International Symposium Soil Organic Matter Dynamics Sustainability of Tropical Agriculture, . Soil oganic matter dynamics sustainability of tropical agriculture. New York: John Wiley. 1993.