Luana Sasabone, Sunarlia Limbong, Fien Pongpalilu, Dewi Nidia Soepriadi, & Yuriatson Jubhari. (2022). Utilizing WhatsApp As An Educational Technology Tool In Improving Students’ Speaking For ESP Instruction. EDULEC : Education, Language, and Culture Journal, 2(2), 170–179. https://doi.org/10.56314/edulec.v2i2.66