APA استشهاد

Crawford, J., & Brownlie, I. (2012). Brownlie's principles of public international law (Eighth edition.). Oxford University Press.

استشهاد بنمط شيكاغو

Crawford, James, و Ian Brownlie. Brownlie's Principles of Public International Law. Eighth edition. Oxford, United Kingdom: Oxford University Press, 2012.

MLA استشهاد

Crawford, James, و Ian Brownlie. Brownlie's Principles of Public International Law. Eighth edition. Oxford University Press, 2012.