Evina Dibyantini, Ratu, Retno Dwi Suyanti, and Ramlan Silaban. 2020. “TEACHER CANDIDATE’S GENERIC SCIENCE SKILLS ON ORGANIC CHEMISTRY REACTIONS THROUGH PROBLEM-BASED LEARNING MODEL”. Humanities & Social Sciences Reviews 8 (3), 745-54. https://doi.org/10.18510/hssr.2020.8380.