Padang J, Saragih S, Ambarita P. The Effect of the Cooperative Learning Model of Student Team Achievement Division (STAD) and Learning Motivation on Student Learning Outcomes in the Citizenship Education Subject. paradigma [Internet]. 20Apr.2026 [cited 25May2026];18(1):170-82. Available from: http://ejournal.staimmgt.ac.id/index.php/paradigma/article/view/506