APA (7th ed.) Citation

Ulrich, G., & Ziemele, I. (2019). How international law works in times of crisis (First edition.). Oxford University Press.

Chicago Style (17th ed.) Citation

Ulrich, George, and Ineta Ziemele. How International Law Works in Times of Crisis. First edition. New York, NY: Oxford University Press, 2019.

MLA (9th ed.) Citation

Ulrich, George, and Ineta Ziemele. How International Law Works in Times of Crisis. First edition. Oxford University Press, 2019.