Tavares, F. C., Beer, J., Jiménez Otárola, F., Schroth, G., & Fonseca, C. (1999). Costa Rican farmers' experience with the introduction of timber trees in their coffee plantations.
Citación estilo ChicagoTavares, Fernanda C., John Beer, Francisco Jiménez Otárola, Götz Schroth, y Carlos Fonseca. Costa Rican Farmers' Experience With the Introduction of Timber Trees in Their Coffee Plantations. 1999.
MLA引文Tavares, Fernanda C., et al. Costa Rican Farmers' Experience With the Introduction of Timber Trees in Their Coffee Plantations. 1999.
警告:这些引文格式不一定是100%准确.