Cita APA

Artavia-Medrano, A., & Artavia-Medrano, A. (2025). Changes and transformations of the international system in the 21st century: A new era in global relations? Universidad Nacional, Costa Rica.

Citación estilo Chicago

Artavia-Medrano, Argentina, y Argentina Artavia-Medrano. Changes and Transformations of the International System in the 21st Century: A New Era in Global Relations? Universidad Nacional, Costa Rica, 2025.

Cita MLA

Artavia-Medrano, Argentina, y Argentina Artavia-Medrano. Changes and Transformations of the International System in the 21st Century: A New Era in Global Relations? Universidad Nacional, Costa Rica, 2025.