Suyati, E. S. “PROBLEM BASED LEARNING DENGAN STRATEGI PEMBELAJARAN AKTIF DI SMAN 3 PALANGKARAYA: Problem Based Learning By Active Learning Strategies At SMAN - 3 Palangkaraya”. Anterior Jurnal, vol. 16, no. 2, June 2017, pp. 104-19, doi:10.33084/anterior.v16i2.42.