APA (7th ed.) Citation

Knoepfel, H. (1986). Energy 2000: An overview of the world's energy resources in the decades to come. Gordon and Breach Science Publishers.

Chicago Style (17th ed.) Citation

Knoepfel, Heinz. Energy 2000: An Overview of the World's Energy Resources in the Decades to Come. New York: Gordon and Breach Science Publishers, 1986.

MLA (9th ed.) Citation

Knoepfel, Heinz. Energy 2000: An Overview of the World's Energy Resources in the Decades to Come. Gordon and Breach Science Publishers, 1986.