[1]
Herdiwati, H. 2021. Problem Based Learning Assisted with Crossword Puzzle to Improve Motivation and Sociology Learning Outcomes. Ideguru: Jurnal Karya Ilmiah Guru. 6, 1 (Mar. 2021), 101-107. DOI:https://doi.org/10.51169/ideguru.v6i1.209.