Daniel H Ambarita Tiarni. The Effect Of Student Achievement Motivation And motional Intelligence On Student Achievement In Economics Class XI St.Yoseph Catholic High School Medan In Academic Year 2015/2016. OJE [Internet]. 2023 Feb. 27 [cited 2026 Sep. 4];3(1):36-42. Available from: https://www.journal.outlinepublisher.com/index.php/OJE/article/view/65