Implementing QR Code Media to Improve Students’ Vocabulary Mastery at TK IT Al Irsyad Koto Baru. J. Inov. Kaj. Multidisiplin. Kontemporer [Internet]. 2026 Jun. 29 [cited 2026 Aug. 2];1(8). Available from: https://portalpublikasi.com/index.php/inomatec/article/view/1583