APA (7th ed.) Citation

ALLEN, F. H. Economics of worldwide petroleum production. OGCI Publ.

Chicago Style (17th ed.) Citation

ALLEN, Fraser H. Economics of Worldwide Petroleum Production. OGCI Publ.

MLA (8th ed.) Citation

ALLEN, Fraser H. Economics of Worldwide Petroleum Production. OGCI Publ.

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