Castillo, L., & Wesseling, I. The FAO code: Pic and monitoring project final phase: Costa Rica. UNA.
Chicago Style (17. basım) AtıfCastillo, Luisa, ve Ineke Wesseling. The FAO Code: Pic and Monitoring Project Final Phase: Costa Rica. Heredia: UNA.
MLA (9th ed.) AtıfCastillo, Luisa, ve Ineke Wesseling. The FAO Code: Pic and Monitoring Project Final Phase: Costa Rica. UNA.
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