MLA

Heshmati, Almas, et al. The Development of Renewable Energy Sources and Its Significance for the Environment. Springer Singapore, 2015.

APA

Heshmati, A., Abolhosseini, S., & Altmann, J., & Altmann, J. (2015). The Development of Renewable Energy Sources and its Significance for the Environment. Springer Singapore.

Chicago

Heshmati, Almas, Shahrouz Abolhosseini, Jörn Altmann, and Jö Altmann. The Development of Renewable Energy Sources and Its Significance for the Environment. : Springer Singapore, 2015.