CESILIA, Cesilia; SIHITE, Meida Rabia; ZULKARNAIN, Iskandar. THE EFFECT OF PROBLEM-BASED LEARNING MODEL INTEGRATED WITH THE PEARSON ENGLISH PORTAL ON STUDENTS GRAMMAR MASTERY. Jurnal Review Pendidikan dan Pengajaran, [S. l.], v. 8, n. 1, p. 2819–2828, 2025. DOI: 10.31004/jrpp.v8i1.42961. Disponível em: https://journal.universitaspahlawan.ac.id/index.php/jrpp/article/view/42961. Acesso em: 14 dec. 2025.