APA (7th ed.) Citation

Birnie, P. W., & Boyle, A. E. (1992). International law and the environment. Clarendon Press.

Chicago Style (17th ed.) Citation

Birnie, Patricia W., and Alan E. Boyle. International Law and the Environment. Oxford u.a: Clarendon Press, 1992.

MLA (9th ed.) Citation

Birnie, Patricia W., and Alan E. Boyle. International Law and the Environment. Clarendon Press, 1992.