APA (7th ed.) Citation

Orwel, G. (2006). Black gold: The new frontier in oil for investors. John Wiley & Sons,Inc.

Chicago Style (17th ed.) Citation

Orwel, George. Black Gold: The New Frontier in Oil for Investors. New Jersey: John Wiley & Sons,Inc, 2006.

MLA (9th ed.) Citation

Orwel, George. Black Gold: The New Frontier in Oil for Investors. John Wiley & Sons,Inc, 2006.

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