PERMATASARI N. PENINGKATAN HASIL BELAJAR MENGENAI MATERI KELANGKAAN EKONOMI MELALUI METODE PROBLEM BASED LEARNING (PBL) KELAS X-IIS 3 SMA NEGERI 1 WONOAYU SIDOARJO. j.pendidik.ekon. [Internet]. 2016 Aug. 30 [cited 2025 Jun. 26];4(3). Available from: https://ejournal.unesa.ac.id/index.php/jupe/article/view/17167