Dr. Hend Khader Al-Qaisi and Dr. Layla Garallah Khaleel 2023. Emotional Marketing is an Approach to Customer Happiness" an Exploratory Study of the Opinions of a Sample of Customers of Travel and Tourism Companies in the City of Mosul. International Journal on Economics, Finance and Sustainable Development. 5, 8 (Aug. 2023), 13-27. DOI:https://doi.org/10.31149/ijefsd.v5i8.4694.