Cita APA (7th ed.)

Sorensen, B. (2011). Renewable energy: Physics, engineering, environmental impacts, economics & planning (4th ed.). Academic Press.

Cita Chicago (17th ed.)

Sorensen, Bent. Renewable Energy: Physics, Engineering, Environmental Impacts, Economics & Planning. 4th ed. Burlington, Mass: Academic Press, 2011.

Cita MLA (9th ed.)

Sorensen, Bent. Renewable Energy: Physics, Engineering, Environmental Impacts, Economics & Planning. 4th ed. Academic Press, 2011.