Cita APA (7a ed.)
Lehmann, J., & Rondón, M. A. (2006). Bio-char soil management on highly weathered soils in the humid tropics. CRC Press.
Cita Chicago Style (17a ed.)
Lehmann, Johannes, y Marco Antonio Rondón. Bio-char Soil Management on Highly Weathered Soils in the Humid Tropics. CRC Press, 2006.
Cita MLA (9a ed.)
Lehmann, Johannes, y Marco Antonio Rondón. Bio-char Soil Management on Highly Weathered Soils in the Humid Tropics. CRC Press, 2006.
Precaución: Estas citas no son 100% exactas.