Sahib, R. et al. 2022. The Existence of Google Classroom in Online Speaking Skills Learning by Papuan EFL Students at the University Level. AL-ISHLAH: Jurnal Pendidikan. 14, 3 (Aug. 2022), 3679–3692. DOI:https://doi.org/10.35445/alishlah.v14i3.1786.