Samad F, Sumantri MS, Dhieni N. Lesson Study as Professional Development of Early Childhood Educators. j. kependidikan. has. penelit. kaji. kepustakaan. bid. pendidik. pengajaran. n.a. [Internet]. 2022 Jun. 4 [cited 2025 Sep. 28];8(2):428-36. Available from: https://e-journal3.undikma.ac.id/index.php/jurnalkependidikan/article/view/5139