APA (7th ed.) Citation

Hannikainen, L. (1988). Peremptory norms (jus cogens) in international law: Historical development, criteria, present status. Lakimiesliiton Kustannus.

Chicago Style (17th ed.) Citation

Hannikainen, Lauri. Peremptory Norms (jus Cogens) in International Law: Historical Development, Criteria, Present Status. Helsinki: Lakimiesliiton Kustannus, 1988.

MLA (9th ed.) Citation

Hannikainen, Lauri. Peremptory Norms (jus Cogens) in International Law: Historical Development, Criteria, Present Status. Lakimiesliiton Kustannus, 1988.