Cao, V. S. (1998). Environment and bioresources of Vietnam: Present situation and solutions. Hà Nội: Thế giới.
シカゴスタイル引用形Cao, Văn Sung. Environment and Bioresources of Vietnam: Present Situation and Solutions. Hà Nội: Thế giới, 1998.
MLA引用形式Cao, Văn Sung. Environment and Bioresources of Vietnam: Present Situation and Solutions. Hà Nội: Thế giới, 1998.
警告: この引用は必ずしも正確ではありません.