APA (7th ed.) Citation

(2011). Gas map of Europe & the CIS (2011 ed.). Petroleum Economist u.a.

Chicago Style (17th ed.) Citation

Gas Map of Europe & the CIS. 2011 ed. London: Petroleum Economist u.a, 2011.

MLA (9th ed.) Citation

Gas Map of Europe & the CIS. 2011 ed. Petroleum Economist u.a, 2011.

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