APA-viite (7. p.)
Perna, L. (2006). The formation of the treaty law of non-international armed conflicts. M. Nijhoff Publishers.
Chicago-viite (17. p.)
Perna, Laura. The Formation of the Treaty Law of Non-international Armed Conflicts. Leiden ; Boston: M. Nijhoff Publishers, 2006.
MLA-viite (9. p.)
Perna, Laura. The Formation of the Treaty Law of Non-international Armed Conflicts. M. Nijhoff Publishers, 2006.
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