Komalasari, M. D. ., Widyaningsih, N. ., & Wihaskoro, A. M. . (2020). Development of The Story Book “Negeri Hastinapura” to Instill Patriotism Value in Primary School Student. Proceeding International Conference on Science and Engineering, 3, 581–583. https://doi.org/10.14421/icse.v3.568