MLA

Donnellan, et al. Smart Cities, Green Technologies and Intelligent Transport Systems. Springer International Publishing, 2019.

APA

Donnellan, D., Gusikhin, O., Helfert, M., & Klein, C. (2019). Smart Cities, Green Technologies and Intelligent Transport Systems. Springer International Publishing.

Chicago

Donnellan, Oleg Gusikhin, Markus Helfert, and Cornel Klein. Smart Cities, Green Technologies and Intelligent Transport Systems. : Springer International Publishing, 2019.