Sole, F. B. and Wilujeng, I. (2013) “PENGARUH IMPLEMENTASI THE 4-E LEARNING CYCLE TERHADAP PENGETAHUAN, KETERAMPILAN PROSES DASAR, DAN SIKAP ILMIAH IPA SISWA SDK KEREROBBO”, Jurnal Prima Edukasia, 1(1), pp. 43–50. doi: 10.21831/jpe.v1i1.2315.