APA
Salem El-Badri A., . (2016). OPEC's shifting role helps balance worldwide crude markets. : .
Chicago
Salem El-Badri Abdalla, . 2016. OPEC's shifting role helps balance worldwide crude markets. : .
Harvard
Salem El-Badri A., . (2016). OPEC's shifting role helps balance worldwide crude markets. : .
MLA
Salem El-Badri Abdalla, . OPEC's shifting role helps balance worldwide crude markets. : . 2016.
