APA (7th ed.) Citation

Não informado. (2020). Petroleum Age. Petroleum Age Publishing Company.

Chicago Style (17th ed.) Citation

Não informado. Petroleum Age. Chicago, Ill: Petroleum Age Publishing Company, 2020.

MLA (8th ed.) Citation

Não informado. Petroleum Age. Petroleum Age Publishing Company, 2020.

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