APA (7th ed.) Citation

Dunlap, R. A. (2015). Sustainable energy (SI ed.). Cengage Learning.

Chicago Style (17th ed.) Citation

Dunlap, Richard A. Sustainable Energy. SI ed. Stamford, CT: Cengage Learning, 2015.

MLA (9th ed.) Citation

Dunlap, Richard A. Sustainable Energy. SI ed. Cengage Learning, 2015.