by Saragih, Erikson, Lubis, Syahron, Saragih, Amrin, M.Hum, Silalahi Roswita
Published in Theory and practice in language studies (01.10.2017)

by Nasution, Ely Hayati, Silalahi, Roswita, Nasution, Vivi Adryani
Published in Journal of applied linguistics and literature (Online) (05.08.2019)

by Roswita Silalahi, Parlindungan Purba
Published in Bahasa dan seni : jurnal bahasa, sastra, seni dan pengajarannya (01.08.2015)

by Febriyanti, Siti, Silalahi, Roswita, Muchtar, Muhizar
Published in Jurnal Handayani: Jurnal Kajian Pendidikan Pra Sekolah dan Pendidikan Dasar (25.06.2018)

by Ely Hayati Nasution, Roswita Silalahi, Vivi Adryani Nasution
Published in Journal of applied linguistics and literature (Online) (01.08.2019)

by Ely Hayati Nasution, Roswita Silalahi, Vivi Adryani Nasution
Published in Journal of applied linguistics and literature (Online) (01.08.2019)

by Silalahi, Roswita, Mono, Umar, Pakpahan, Martua Felix
Published in Talenta Conference Series: Local Wisdom, Social, and Arts (LWSA) (17.10.2018)