APA (7th ed.) Citation

Sawin, J. L., & Prugh, T. (2004). Mainstreaming renewable energy in the 21st century. Worldwatch Institute.

Chicago Style (17th ed.) Citation

Sawin, Janet L., and Thomas Prugh. Mainstreaming Renewable Energy in the 21st Century. Washington, DC: Worldwatch Institute, 2004.

MLA (9th ed.) Citation

Sawin, Janet L., and Thomas Prugh. Mainstreaming Renewable Energy in the 21st Century. Worldwatch Institute, 2004.