RIZKY, B. P. .; ASRI, A. N. .; AJI, D. K. P. . APLIKASI TOEFL PREPARATION BERBASIS IBT (INTERNET BASED TEST). Jurnal Informatika Polinema, [S. l.], v. 1, n. 3, p. 13, 2015. DOI: 10.33795/jip.v1i3.107. Disponível em: http://jurnal.polinema.ac.id/index.php/jip/article/view/2950. Acesso em: 5 jul. 2024.