ANALISIS PERTANYAAN PADA BUKU TEKS KIMIA BERDASARKAN QUESTION CATEGORY SYSTEM FOR SCIENCE(QCSS). Educ. Sci. [Internet]. 2019 Feb. 15 [cited 2026 Apr. 26];7(1):48-56. Available from: https://journal.uinjkt.ac.id/edusains/article/view/2036