SULISTIANA, Eva; NADZIFAH, Wardatun; ARIFIN, Moh. Samsul. Intensive English Program (IEP) Meningkatkan Penguasaan Vocabulary. Jurnal Studi Guru dan Pembelajaran, [S. l.], v. 2, n. 3, p. 236–240, 2019. DOI: 10.30605/jsgp.2.3.2019.46. Disponível em: https://e-journal.my.id/jsgp/article/view/46. Acesso em: 22 jul. 2025.