APA ציטוט

Sawin, J. L. (2004). Mainstreaming renewable energy in the 21st century. Washington, DC: Worldwatch Institute.

Trích dẫn kiểu Chicago

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

ציטוט MLA

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