Yuswantoro, Y. (2017). THE TEACHING SPEAKING BY USING DISCUSSION METHOD TO INCREASING ORAL PROFICIENCY IN THE REKAYASA PERANGKAT LUNAK (RPL) OF ELEVENTH CLASS AT SMKN I LABANG- BANGKALAN. JURNAL ILMIAH BAHASA DAN SASTRA, 4(1). https://doi.org/10.21067/jibs.v4i1.1949