Παραπομπή APA

Dupuy, P., & Viñuales, J. E. (2015). International environmental law. University Press.

Παραπομπή Chicago Style

Dupuy, Pierre-Marie, και Jorge E. Viñuales. International Environmental Law. Cambridge: University Press, 2015.

Παραπομπή MLA

Dupuy, Pierre-Marie, και Jorge E. Viñuales. International Environmental Law. University Press, 2015.