Abdalamir Abd Kahdum, Karrar Abdulelah Azeez, Mohammed Saleh Mahdi. (2020). The Measuring Productive Efficiency for Analyzing the Sales Activity in Hospitality Sector: AL Mansour Melia Hotel". PalArch’s Journal of Archaeology of Egypt Egyptology, 17(6), 15288–15296. Retrieved from https://archives.palarch.nl/index.php/jae/article/view/6201