APA (7th ed.) Citation

Gale Group, Schlager, N., & Weisblatt, J. (2006). Alternative energy. UXL.

Chicago Style (17th ed.) Citation

Gale Group, Neil Schlager, and Jayne Weisblatt. Alternative Energy. Detroit, Mich: UXL, 2006.

MLA (9th ed.) Citation

Gale Group, et al. Alternative Energy. UXL, 2006.