Maryono, Maryono. “Uji Validasi Dan Reliabilitas Instrumen Penilaian Kemampuan Berpikir Kritis Siswa Kelas VI Sekolah Dasar”. Jurnal Kualita Pendidikan 3, no. 3 (December 30, 2022): 146-151. Accessed March 29, 2024. http://journal.kualitama.com/index.php/jkp/article/view/333.