SUHARTONO; SUHARTONO. THE UTILIZATION OF TEXTBOOKS FOR TEACHING ENGLISH TO THE FIRST GRADE OF ELEMENTARY SCHOOL IN SDN 2 TANJUNG, KEDAMEAN, GRESIK. RETAIN : Journal of Research in English Language Teaching, [S. l.], v. 2, n. 3, 2014. Disponível em: https://ejournal.unesa.ac.id/index.php/retain/article/view/8480. Acesso em: 30 jun. 2025.