Cita APA

Ledezma, R. A., & Granados, R. (2008). Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006. Universidad Nacional, Costa Rica.

Citación estilo Chicago

Ledezma, Rafael A., y Roberto Granados. Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006. Universidad Nacional, Costa Rica, 2008.

Cita MLA

Ledezma, Rafael A., y Roberto Granados. Environmental Degradation and Coffee Growing in Tarrazú between 1970 and 2006. Universidad Nacional, Costa Rica, 2008.