Suryaningsih, Siti, Buchori Muslim, and Via Fitriani. 2020. “THE DEVELOPMENT OF ISLAMIC INTEGRATED BIOCHEMICAL TEACHING MATERIALS USING FOUR STEPS TEACHING METHOD”. JTK (Jurnal Tadris Kimiya) 5 (2):166-77. https://doi.org/10.15575/jtk.v5i2.9316.