Grace, R. (2007). Oil: An overview of the petroleum industry (6th ed.). Gulf Pub. Co..
Style de citation Chicago (17e éd.)Grace, Robert. Oil: An Overview of the Petroleum Industry. 6th ed. Houston, Tex.: Gulf Pub. Co., 2007.
Style de citation MLA (8e éd.)Grace, Robert. Oil: An Overview of the Petroleum Industry. 6th ed. Gulf Pub. Co., 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.