Estoque, K.B. et al. 2026. The Role of Assurance and Safety in Shaping Customer Referrals: Insights from Car Rental Services in Malaybalay City. International Journal of Sustainability and Advanced Integrated Research. 2, 1 (Jan. 2026), 116–121. DOI:https://doi.org/10.65339/ijsair.V2.I1.14.