Ruys, T. (2018). The Use of Force in International Law. Oxford University Press.
Chicago-čujuhus (17. p.)Ruys, Tom. The Use of Force in International Law. Oxford: Oxford University Press, 2018.
MLA-čujuhus (9. p.)Ruys, Tom. The Use of Force in International Law. Oxford University Press, 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.