Cita APA (7th ed.)

Boyle, A. E., & Freestone, D. (1999). International law and sustainable development: Past achievements and future challenges. Oxford University Press.

Cita Chicago (17th ed.)

Boyle, Alan E., i David Freestone. International Law and Sustainable Development: Past Achievements and Future Challenges. New York: Oxford University Press, 1999.

Cita MLA (9th ed.)

Boyle, Alan E., i David Freestone. International Law and Sustainable Development: Past Achievements and Future Challenges. Oxford University Press, 1999.