Cita APA (7a ed.)
Payan Zelaya, F. A., & Beer, J. (2014). Effects of Erythrina poeppigiana pruning residues on soil organic matter in organic coffee plantations. CATIE, Turrialba (Costa Rica) University of Wales, Bangor (RU). School of Agricultural and Forest Sciences.
Cita Chicago Style (17a ed.)
Payan Zelaya, Fidel A., y J. Beer. Effects of Erythrina Poeppigiana Pruning Residues on Soil Organic Matter in Organic Coffee Plantations. CATIE, Turrialba (Costa Rica) University of Wales, Bangor (RU). School of Agricultural and Forest Sciences, 2014.
Cita MLA (9a ed.)
Payan Zelaya, Fidel A., y J. Beer. Effects of Erythrina Poeppigiana Pruning Residues on Soil Organic Matter in Organic Coffee Plantations. CATIE, Turrialba (Costa Rica) University of Wales, Bangor (RU). School of Agricultural and Forest Sciences, 2014.
Precaución: Estas citas no son 100% exactas.