Anindyta, Pricilla, and Suwarjo Suwarjo. 2014. “PENGARUH PROBLEM BASED LEARNING TERHADAP KETERAMPILAN BERPIKIR KRITIS DAN REGULASI DIRI SISWA KELAS V”. Jurnal Prima Edukasia 2 (2):209-22. https://doi.org/10.21831/jpe.v2i2.2720.