Wahyuningsih, Anik Rahmawati. “Increasing the Activity and Learning Outcomes of Students in the Unit Price of Construction Work through PBL Assisted by Video Tutorials”. Ideguru: Jurnal Karya Ilmiah Guru 7, no. 2 (May 1, 2022): 235-242. Accessed July 5, 2022. https://jurnal-dikpora.jogjaprov.go.id/index.php/jurnalideguru/article/view/380.