(2003). South American gas: Daring to tap the bounty. OECD : IEA.
Chicago Style (17th ed.) CitationSouth American Gas: Daring to Tap the Bounty. Paris, France: OECD : IEA, 2003.
MLA引文South American Gas: Daring to Tap the Bounty. OECD : IEA, 2003.
警告:這些引文格式不一定是100%准確.