MLA

Pimentel, D, and David Pimentel. Biofuels, Solar and Wind As Renewable Energy Systems. Springer Netherlands, 2008.

APA

Pimentel, D.Pimentel, D. (2008). Biofuels, Solar and Wind as Renewable Energy Systems. Springer Netherlands.

Chicago

Pimentel, D., and David Pimentel. Biofuels, Solar and Wind As Renewable Energy Systems. : Springer Netherlands, 2008.