Calderón, R. A., & Sánchez, L. A. (2011). Diagnosis of bee diseases in africanized honey bees in Costa Rica: Prevalence and distribution from September to November 2007.
Citación estilo ChicagoCalderón, Rafael A., y Luis A. Sánchez. Diagnosis of Bee Diseases in Africanized Honey Bees in Costa Rica: Prevalence and Distribution From September to November 2007. 2011.
MLA引文Calderón, Rafael A., y Luis A. Sánchez. Diagnosis of Bee Diseases in Africanized Honey Bees in Costa Rica: Prevalence and Distribution From September to November 2007. 2011.
警告：這些引文格式不一定是100％准確.