APA (7th ed.) Citation

OPEC. (1976). OPEC review. Blackwell Publ.

Chicago Style (17th ed.) Citation

OPEC. OPEC Review. Oxford: Blackwell Publ, 1976.

MLA (8th ed.) Citation

OPEC. OPEC Review. Blackwell Publ, 1976.

Warning: These citations may not always be 100% accurate.