APA (7th ed.) Citation

Okken, P. A., Swart, R. J., & Zwerver, S. (1989). Climate and energy: The feasibility of controlling CO₂ emissions. Kluwer Academic Publishers.

Chicago Style (17th ed.) Citation

Okken, P. A., R. J. Swart, and S. Zwerver. Climate and Energy: The Feasibility of Controlling CO₂ Emissions. Dordrecht ; Boston: Kluwer Academic Publishers, 1989.

MLA (9th ed.) Citation

Okken, P. A., et al. Climate and Energy: The Feasibility of Controlling CO₂ Emissions. Kluwer Academic Publishers, 1989.