Susanti, T., Khairati, R. ., & Badariah , B. (2019). Pengaruh Strategi Pembelajaran PQ4R (Preview, Question, Read, Reflect, Recite, Review) Terhadap Hasil Belajar Ilmu Pengetahuan Alam Terpadu Siswa Madrasah Tsanawiyah : The Influence of PQ4R Learning Strategies (Preview, Question, Read, Reflect, Recite, Review) on Integrated Natural Sciences Learning Outcomes Madrasah Tsanawiyah students. BIODIK, 5(2), 139-149. https://doi.org/10.22437/bio.v5i2.7076