Izzati Khairina, Riris Marisi Rosinda Simarmata, An Nayla Al Farohah, Silvina Noviyanti, Nazurty Nazurty (2025). The roles and functions of language in human life in the era of industrial revolution 4.0 and the twenty-first century. Priviet Social Sciences Journal, 5(12), 336-342. https://doi.org/10.55942/pssj.v5i12.1252