LUANA SASABONE; SUNARLIA LIMBONG; FIEN PONGPALILU; DEWI NIDIA SOEPRIADI; YURIATSON JUBHARI. Utilizing WhatsApp As An Educational Technology Tool In Improving Students’ Speaking For ESP Instruction. EDULEC : Education, Language, and Culture Journal, [S. l.], v. 2, n. 2, p. 170–179, 2022. DOI: 10.56314/edulec.v2i2.66. Disponível em: https://jurnal-eureka.com/index.php/edulecj/article/view/66. Acesso em: 11 oct. 2026.