Virgi Septiara Fajrin, Mubarok H. Improving Students’ Vocabulary through Android-based English Textbook; An Experimental Study. JELPEDLIC [Internet]. 2025Jun.29 [cited 2025Jul.6];10(2):328 - 343. Available from: https://jurnal.unai.edu/index.php/acuity/article/view/4059