APA aipamena

Maachou, A. (1982). OPEC and Arab petroleum. Berger-Leverault.

Chicago Style aipamena

Maachou, Abdelkader. OPEC and Arab Petroleum. Paris: Berger-Leverault, 1982.

MLA aipamena

Maachou, Abdelkader. OPEC and Arab Petroleum. Berger-Leverault, 1982.