Ismawati, P. and Ningtias, I. 2019. Pengaruh APE Montessori Manich Math terhadap Kemampuan Berhitung Kelompok A Di RA Brudu Sumobito Jombang. Al Hikmah Indonesian Journal of Early Childhood Islamic Education. 3, 1 (Aug. 2019), 49-69. DOI:https://doi.org/10.35896/ijecie.v3i1.48.