Dyfyniad APA

Sali, A. S. (2019). Black gold: The search for oil to power a nation. Geotecnica Corporation.

Dyfyniad Arddull Chicago

Sali, Arthur S. Black Gold: The Search for Oil to Power a Nation. Quezon City: Geotecnica Corporation, 2019.

Dyfyniad MLA

Sali, Arthur S. Black Gold: The Search for Oil to Power a Nation. Geotecnica Corporation, 2019.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.