APA (7th ed.) Citation

Romm, J. J. (1999). Cool companies: How the best businesses boost profits and productivity by cutting greenhouse gas emissions. Island Press.

Chicago Style (17th ed.) Citation

Romm, Joseph J. Cool Companies: How the Best Businesses Boost Profits and Productivity by Cutting Greenhouse Gas Emissions. Washington, DC: Island Press, 1999.

MLA (9th ed.) Citation

Romm, Joseph J. Cool Companies: How the Best Businesses Boost Profits and Productivity by Cutting Greenhouse Gas Emissions. Island Press, 1999.