Mabro, R., & Fattouh, B. (2008). Whither OPEC? Oxford Institute for Energy Studies.
芝加哥风格引文Mabro, R., 与 B. Fattouh. Whither OPEC? Oxford Institute for Energy Studies, 2008.
MLA引文Mabro, R., 与 B. Fattouh. Whither OPEC? Oxford Institute for Energy Studies, 2008.
警告：这些引文格式不一定是100％准确.