Saddhono, K.; Oktaria, D.; Muflikh Raharjo, Y.; Adi Nugroho, R.; ., S.; Qomariyah, U.; Vidya Asteria, P.; Faizah, U. Effective Sentence Assignment As the Key to Improve Skill of Writing Exposition With Online Learning Media Quipper. IJET 2018, 7 (2.13), 437-441. https://doi.org/10.14419/ijet.v7i2.13.18135.