Aloysius Duran Corebima HS. Empowering Critical Thinking Skills Of The Students Having Different Academic Ability in Biology Learning of Senior High School through PQ4R - TPS Strategy. Int. j. soc. sci. humanit. invent. [Internet]. 2017 May 26 [cited 2024 May 5];4(5):3521-6. Available from: http://valleyinternational.net/index.php/theijsshi/article/view/796