Astuti, T., I. W. Suwatra, and I. M. Tegeh. “PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE CRH BERBANTUAN MEDIA QUESTION CARD TERHADAP HASIL BELAJAR IPA”. Indonesian Journal of Educational Research and Review, vol. 2, no. 2, July 2019, pp. 240-51, doi:10.23887/ijerr.v2i2.17633.