Arindawan, Dedek, Lambang Subagiyo, and Evie Palenewen. “The EFFECTIVENESS OF ONLINE OFFLINE LEARNING MEDIA (MO2) BASED ON SMARTPHONE”. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW 8, no. 1 (July 5, 2021): 15–22. Accessed November 22, 2024. https://journal.unj.ac.id/unj/index.php/ijer/article/view/23250.