Arora, R. (1999). Air pollution: Causes and effective control. Mangal Deep.
シカゴスタイル引用形Arora, R.K. Air Pollution: Causes and Effective Control. Jaipur: Mangal Deep, 1999.
MLA引用形式Arora, R.K. Air Pollution: Causes and Effective Control. Mangal Deep, 1999.
警告: この引用は必ずしも正確ではありません.