(2004). Agriculture, trade, and the environment: The dairy sector. OECD.
芝加哥风格引文Agriculture, Trade, and the Environment: The Dairy Sector. Paris, France: OECD, 2004.
MLA引文Agriculture, Trade, and the Environment: The Dairy Sector. OECD, 2004.
警告：这些引文格式不一定是100％准确.