Dr. Nguyen Thanh Truc, Perfecto G. Aquino, Jr, PhD, Dr. Doan Hong Le, Dr. Vu Duy Nguyen, Dr. Revenio C. Jalagat, Jr. Performance of Students ın Achıevement Test: Implıcatıons for Managerıal Plannıng. IJAST 2020, 29, 4581-4594.