Appakova, G., Appakova , G. , Baisheva , Y. , Kudaibergenov , N. , Sadykova, R., Maulina, N. and Zholayeva, M. 2026. The Role of Internal Audit Quality in Advancing Corporate Social Responsibility and Sustainable Development: A Cross-Country Analysis of Trade Sector Firms. Qubahan Academic Journal. 6, 2 (Jun. 2026), 510–524. DOI:https://doi.org/10.48161/qaj.v6n2a2079.