Analisis Kelayakan Buku Panduan Praktikum Kimia Kelas XII Semeter II Berdasarkan BSNP Sesuai Kurikulum 2013: Feasibility Analysis of Class XII Semester II Chemistry Practical Guidebook Based on BSNP According to 2013 Curriculum. st. 2019;2(1):194-198. doi:10.32734/st.v2i1.341