Sáenz, J. C. (1993). Tourism, its socioeconomic impact on the natural resources of Manuel Antonio.
シカゴスタイル引用形Sáenz, Joel C. Tourism, Its Socioeconomic Impact On the Natural Resources of Manuel Antonio. 1993.
MLA引用形式Sáenz, Joel C. Tourism, Its Socioeconomic Impact On the Natural Resources of Manuel Antonio. 1993.
警告: この引用は必ずしも正確ではありません.