APA Citation

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

Trích dẫn kiểu Chicago

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

MLA Citation

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

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.