Mar’atus Sholikhah L, Wardhono A. Using Information Gap Technique to Improve The English Speaking Ability in Narrative Text for The Tenth Grade of MA Ma’arif 20 Tarbiyatul Huda Sendangduwur Paciran Lamongan. retco [Internet]. 2023 Feb. 9 [cited 2024 May 19];8(1):30-7. Available from: http://prosiding.unirow.ac.id/index.php/retco/article/view/1736