Desi Roselia Lumban Gaol, Rina Evianty. The Development of a Learning Medium for A1-Level Vocabulary on the Topic “Freunde, Kollegen und Ich”. IJEL [Internet]. 2026 Aug. 30 [cited 2026 Sep. 11];5(2):01-7. Available from: https://ijel.asia/index.php/ijel/article/view/369