khashan, M. 2023. The Relationship between Mansoura City Customers’ Perception of Restaurant Innovativeness and their Advocacy: The Mediating Role of Customer Engagement and The Moderating Role of Openness to Experience in the Light of COVID-19 Crisis. The Arab Journal of Administration. 43, 1 (Mar. 2023), 407–438. DOI:https://doi.org/10.21608/aja.2023.164121.