APA (7th ed.) Zitazioa
ebrary, Inc, Wellens, K., Rieter, E. R., & Waele, H. C. F. J. A. d. (2012). Evolving principles of international law: Studies in honour of Karel C. Wellens. Martinus Nijhoff Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Karel Wellens, E. R. Rieter, eta Henri Clemens Ferdinand Jozef Alexander de Waele. Evolving Principles of International Law: Studies in Honour of Karel C. Wellens. Boston: Martinus Nijhoff Publishers, 2012.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Evolving Principles of International Law: Studies in Honour of Karel C. Wellens. Martinus Nijhoff Publishers, 2012.
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