Sands, P. (2003). Principles of international environmental law (2a. ed.). Cambridge University.
Citación estilo ChicagoSands, Philippe. Principles of International Environmental Law. 2a. ed. Cambridge: Cambridge University, 2003.
Cita MLASands, Philippe. Principles of International Environmental Law. 2a. ed. Cambridge University, 2003.
Warning: These citations may not always be 100% accurate.