Indrasari, Anissa, Dian Novita, and Fika Megawati. 2018. “Big Book: Attractive Media for Teaching Vocabulary to Lower Class of Young Learners: Big Book: Media Menarik Untuk Mengajarkan Kosakata Kepada Anak Muda Kelas Bawah”. JEES (Journal of English Educators Society) 3 (2):141-54. https://doi.org/10.21070/jees.v3i2.1572.