Raje, S. (1969). Black gold: An intoduction to petroleum. Somaiya Publications.
シカゴスタイル引用形Raje, Sudhakar. Black Gold: An Intoduction to Petroleum. Bombay: Somaiya Publications, 1969.
MLA引用形式Raje, Sudhakar. Black Gold: An Intoduction to Petroleum. Somaiya Publications, 1969.
警告: この引用は必ずしも正確ではありません.