SULISTIYANI, Sulistiyani; 						HIDAYAT, Nur; 						SA’AADAH, Nuurus.
 Online Video Effect as a Learning Media in Improving Speaking Ability English Class X Students of Hang Tuah 4 High School Surabaya Study Year 2017/2018.
<strong>Kontribusia : Research Dissemination for Community Development</strong>, [S.l.], v. 1, n. 2, p. 1-8, oct. 2018.
ISSN 2614-1590.
Available at: &lt;<a href="https://journal.umg.ac.id/index.php/kontribusia/article/view/615" target="_new">https://journal.umg.ac.id/index.php/kontribusia/article/view/615</a>&gt;. Date accessed: 22 dec. 2024.
doi: <a href="http://dx.doi.org/10.30587/kontribusia.v1i2.615">http://dx.doi.org/10.30587/kontribusia.v1i2.615</a>.