Pham, Nhung Thi Tuyet. “Outcome Assessment of General Education 21st Century Competency Skills: Close the Loop Efforts in the United States”. Journal of Contemporary Educational Policies and Practices 5, no. 1 (March 30, 2021): 52–63. Accessed January 29, 2026. https://jcepp.org/index.php/journal/article/view/45.