APA aipamena

Fattouh, B., & Mahadeva, L. (2013). OPEC – What Difference has it Made? Oxford Institute for Energy Studies.

Chicago Style aipamena

Fattouh, B., and L. Mahadeva. OPEC – What Difference Has It Made? Oxford Institute for Energy Studies, 2013.

MLA aipamena

Fattouh, B., and L. Mahadeva. OPEC – What Difference Has It Made? Oxford Institute for Energy Studies, 2013.

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