Sztucki, J. K. (1974). Ius cogens and the Vienna Convention on the Law of Treaties: A critical appraisal. Springer.
Chicago Style (17th ed.) CitationSztucki, Jerzy Krzysztof. Ius Cogens and the Vienna Convention on the Law of Treaties: A Critical Appraisal. Wien [u.a.]: Springer, 1974.
MLA (9th ed.) CitationSztucki, Jerzy Krzysztof. Ius Cogens and the Vienna Convention on the Law of Treaties: A Critical Appraisal. Springer, 1974.
Warning: These citations may not always be 100% accurate.