Alfin, M.B., Hidayati, Y., Hadi, W.P. and Rosidi, I. 2019. ANALISIS KEMAMPUAN BERPIKIR KRITIS SISWA TERHADAP PEMBELAJARAN HYPOTHETICO-DEDUCTIVE REASONING DALAM LEARNING CYCLE 7E. JPPIPA (Jurnal Penelitian Pendidikan IPA). 4, 2 (Dec. 2019), 75–81. DOI:https://doi.org/10.26740/jppipa.v4n2.p75-81.