Citazione Stile APA (7a Edizione)

Sands, P. (2003). Principles of international environmental law (Second edition.). Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Sands, Philippe. Principles of International Environmental Law. Second edition. Cambridge ; New York: Cambridge University Press, 2003.

Citatione MLA (8a ed.)

Sands, Philippe. Principles of International Environmental Law. Second edition. Cambridge University Press, 2003.