Bagus et al. 2014. PENGARUH MODEL PEMBELAJARAN KOOPERATIF CONCEPTUAL UNDERSTANDING PROCEDURES (CUPs) TERHADAP HASIL BELAJAR KIMIA. JRPK - Jurnal Riset Pendidikan Kimia. 4, 1 (Dec. 2014), 245–250. DOI:https://doi.org/10.21009/JRPK.041.03.