Henti Sulistiowati, M Syarif Sumantri, and Edwita. 2018. “The Development of a Quiet Book Media for Elementary School Students’ Speaking Skills”. International Journal of Advances in Scientific Research and Engineering (IJASRE), ISSN:2454-8006, DOI: 10.31695/IJASRE 4 (8):112-16. https://doi.org/10.31695/IJASRE.2018.32814.