Crespi, R. A. (2011). Geology and development of Aguacate mines, Costa Rica.
シカゴスタイル引用形Crespi, R. A. Geology and Development of Aguacate Mines, Costa Rica. 2011.
MLA引用形式Crespi, R. A. Geology and Development of Aguacate Mines, Costa Rica. 2011.
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