APA (7th ed.) Citation

Hedley, D. (1986). World energy: The facts and the future (2. ed.). Euromonitor.

Chicago Style (17th ed.) Citation

Hedley, Don. World Energy: The Facts and the Future. 2. ed. London: Euromonitor, 1986.

MLA (9th ed.) Citation

Hedley, Don. World Energy: The Facts and the Future. 2. ed. Euromonitor, 1986.