Mangare, J.G., Rizal, A., Hampp, P., Rantung, R., Liando, N.V.F. and Ganap, N.N. 2025. CROSS-CULTURAL PERSPECTIVES: UNDERSTANDING THE INFLUENCE OF LOCAL DIALECTS ON INDONESIAN LANGUAGE PROFICIENCY AMONG DIVERSE BILINGUAL COMMUNITIES. SoCul: International Journal of Research in Social Cultural Issues. 4, 3 (Nov. 2025), 169–177. DOI:https://doi.org/10.53682/soculijrccsscli.v4i3.11833.