Παραπομπή APA

May, J. R., & Daly, E. (2016). Environmental constitutionalism ( Vol.1). Elgar Research Foundation.

Παραπομπή Chicago Style

May, James R., και Erin Daly. Environmental Constitutionalism ( Vol.1). Cheltenham: Elgar Research Foundation, 2016.

Παραπομπή MLA

May, James R., και Erin Daly. Environmental Constitutionalism ( Vol.1). Elgar Research Foundation, 2016.