Items where Author is "Andriatna, Riki"
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Sujadi, Imam and Budiyono, Budiyono and Kurniawati, Ira and Wulandari, Arum Nur and Andriatna, Riki and Puteri, Hanifa Alifia and Nurmalitasari, Aulia (2022) Kesulitan siswa Sekolah Menengah Pertama dalam menyelesaikan soal matematika Pisa-Like. Edukasi: Jurnal Pendidikan, 20 (2): 12. pp. 315-328. ISSN 2407-1803