MUHAMAD ALFI KHOIRUMAN; MOHD. RAFI RIYAWI; DONI HADI IRAWAN; NINA RULY ISTIARI. THE INFLUENCE OF MOTIVATION, LECTURER SUPPORT, AND LEARNING ENVIRONMENT ON ENGLISH PROFICIENCY THROUGH MARITIME TEXTBOOK MEDIATION. SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL, [S. l.], v. 14, n. 4, p. 2910–2918, 2025. DOI: 10.36526/sosioedukasi.v14i4.6275. Disponível em: https://ejournal.unibabwi.ac.id/index.php/sosioedukasi/article/view/6275. Acesso em: 7 dec. 2025.