APA (7th ed.) Citation

Institute of Fuel (Great Britain) & Energy Institute (Great Britain). (1973). Energy world. Institute of Fuel.

Chicago Style (17th ed.) Citation

Institute of Fuel (Great Britain) and Energy Institute (Great Britain). Energy World. London: Institute of Fuel, 1973.

MLA (9th ed.) Citation

Institute of Fuel (Great Britain) and Energy Institute (Great Britain). Energy World. Institute of Fuel, 1973.

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