RUKLI. INOVASI TAKSIRAN TINGKAT KESUKARAN SOAL BERBASIS PERSEPSI SISWA DAN PROGRAM CTT. Gowa: Penerbit AGMA,2026. Disponível em: https://book.penerbitagma.my.id/index.php/agma/catalog/book/6. Acesso em: 22 mar. 2026.