Valverde, R. (2013). Availability, distribution, quality and perspectives of water in Costa Rica.
シカゴスタイル引用形Valverde, Ricardo. Availability, Distribution, Quality and Perspectives of Water in Costa Rica. 2013.
MLA引用形式Valverde, Ricardo. Availability, Distribution, Quality and Perspectives of Water in Costa Rica. 2013.
警告: この引用は必ずしも正確ではありません.