Não informado. (1922). Refiner and Natural Gasoline Manufacturer. Gulf Publishing.
Style de citation Chicago (17e éd.)Não informado. Refiner and Natural Gasoline Manufacturer. Houston, Tex: Gulf Publishing, 1922.
Style de citation MLA (8e éd.)Não informado. Refiner and Natural Gasoline Manufacturer. Gulf Publishing, 1922.
Attention : ces citations peuvent ne pas être correctes à 100%.