APA (7th ed.) Citation

International Gas Union. (2012). Everything you wanted to know about gas...: ...but were afraid to ask. Silverstone Communications Ltd.

Chicago Style (17th ed.) Citation

International Gas Union. Everything You Wanted to Know About Gas...: ...but Were Afraid to Ask. London: Silverstone Communications Ltd, 2012.

MLA (8th ed.) Citation

International Gas Union. Everything You Wanted to Know About Gas...: ...but Were Afraid to Ask. Silverstone Communications Ltd, 2012.