APA Citation

Petroleum Economist Ltd., NPA Satellite Mapping (Firm), & Chevron Corporation. (2005). World gas map (2005 ed.). London: Petroleum Economist.

Chicago Style Citation

Petroleum Economist Ltd., NPA Satellite Mapping (Firm), and Chevron Corporation. World Gas Map. 2005 ed. London: Petroleum Economist, 2005.

MLA Citation

Petroleum Economist Ltd., NPA Satellite Mapping (Firm), and Chevron Corporation. World Gas Map. 2005 ed. London: Petroleum Economist, 2005.

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