APA (7th ed.) Citation

Petroleum Economist Cartographic (Firm), Petroleum Economist Ltd, GDF SUEZ Energy Resources North America, Bush, P., & Fuller, K. (2015). Energy map of the world (2015 edition.). Petroleum Economist Ltd..

Chicago Style (17th ed.) Citation

Petroleum Economist Cartographic (Firm), Petroleum Economist Ltd, GDF SUEZ Energy Resources North America, P. Bush, and K. Fuller. Energy Map of the World. 2015 edition. London: Petroleum Economist Ltd., 2015.

MLA (9th ed.) Citation

Petroleum Economist Cartographic (Firm), et al. Energy Map of the World. 2015 edition. Petroleum Economist Ltd., 2015.