NURFALAH, Edy; LUTFIANA, Nadila. UJI VALIDITAS PENGEMBANGAN MEDIA PEMBELAJARAN BERBASIS MEDIA ANIMASI POWTOON PADA MATERI LINGKARAN KELAS VIII SMP. Prosiding SNasPPM, [S. l.], v. 5, n. 2, p. 366–370, 2021. Disponível em: http://prosiding.unirow.ac.id/index.php/SNasPPM/article/view/444. Acesso em: 2 may. 2024.