Khoiriyah, K. “COMMUNICATION STRATEGIES APPLIED BY HIGH LEVEL OF EFL STUDENTS IN EXTENSIVE SPEAKING CLASS”. Nusantara of Research : Jurnal Hasil-Hasil Penelitian Universitas Nusantara PGRI Kediri, Vol. 2, no. 1, Apr. 2015, https://ojs.unpkediri.ac.id/index.php/efektor/article/view/72.