Fattouh, B., & Mahadeva, L. (2013). OPEC – What Difference has it Made? Oxford Institute for Energy Studies.
Cita Chicago Style (17a ed.)Fattouh, B., y L. Mahadeva. OPEC – What Difference Has It Made? Oxford Institute for Energy Studies, 2013.
Cita MLA (9a ed.)Fattouh, B., y L. Mahadeva. OPEC – What Difference Has It Made? Oxford Institute for Energy Studies, 2013.
Precaución: Estas citas no son 100% exactas.