Riyadi IP, Prayitno BA, Karyanto P. The Effectivenessof Subject Specific Pedagogy Based on Problem-Based Learning to Empower Student’s Ecological Literacy. CP [Internet]. 2018 Jul. 4 [cited 2025 May 11];37(2). Available from: https://journal.uny.ac.id/index.php/cp/article/view/15809