Meldona and Sulis Rochayatun 2024. External Integration and Halal Assurance System Integrity for Achieving the Performance: Based on The Structural Contingency Theory Approach. International Journal of Asian Business and Management. 3, 5 (Oct. 2024), 679–700. DOI:https://doi.org/10.55927/ijabm.v3i5.11745.