Belia, G., Murtono, Utaminingsih, S. and Pratama, H. 2022. Analysis of E-Module Needs with The Flip PDF Professional Application for Integers . ICCCM Journal of Social Sciences and Humanities . 1, 1 (Feb. 2022), 8–15. DOI:https://doi.org/10.53797/icccmjssh.v1i1.2.2022.