Fahrurrozi, Sehati Kaban, Ratna Sari Dewi, Reza Rachmadtullah, Prayuningtyas Angger Wardhani , Uswatun Hasanah. (2020). Developing the Instrument of Pre-Writing Skill to the First Grade Students of Elementary School. International Journal of Advanced Science and Technology, 29(06), 1932 - 1940. Retrieved from http://sersc.org/journals/index.php/IJAST/article/view/12898