Ledezma, R. A., & Granados, R. (2008). Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006.
استشهاد بنمط شيكاغوLedezma, Rafael A., و Roberto Granados. Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006. 2008.
MLA استشهادLedezma, Rafael A., و Roberto Granados. Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006. 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.