Konstantinidis, A. . ., Theodosiadou, D. . ., Papachatzi, A. ., & Pappos, C. . (2017). The Impact of Powerpoint Use on Teacher Sense of Efficacy. International Journal of Education and Practice, 5(5), 69–78. https://doi.org/10.18488/journal.61.2017.55.69.78