Rodríguez-Barrientos, F., & Córdoba-Artavia, Ó. (2014). Historical and socio-economic characterization of a territorial strip of cassava growing in the district of La Fortuna, San Carlos and Peñas Blancas, San Ramon, North Huétar region of Costa Rica.
Čikaški stil citiranjaRodríguez-Barrientos, Francisco, i Óscar Córdoba-Artavia. Historical and Socio-economic Characterization of a Territorial Strip of Cassava Growing in the District of La Fortuna, San Carlos and Peñas Blancas, San Ramon, North Huétar Region of Costa Rica. 2014.
MLA način citiranjaRodríguez-Barrientos, Francisco, i Óscar Córdoba-Artavia. Historical and Socio-economic Characterization of a Territorial Strip of Cassava Growing in the District of La Fortuna, San Carlos and Peñas Blancas, San Ramon, North Huétar Region of Costa Rica. 2014.