Primartin, Sri, Leli Fertiliana Dea, and Muhammad Yusuf. 2021. “Busy Book Media Development In Introducing Early Children’s Lampung Language at Tk Bina Pertiwi Katon State Pesawaran”. Journal of Childhood Development 1 (1):53-66. https://doi.org/10.25217/jcd.v1i1.1476.