Khumaedi, M. ., Widjanarko, D. ., Setiadi, R. ., & Setiyawan, A. . (2021). Evaluating the Impact of Audio-Visual Media on Learning Outcomes of Drawing Orthographic Projections. International Journal of Education and Practice, 9(3), 613–624. https://doi.org/10.18488/journal.61.2021.93.613.624