megahed, A. (2023). Sunk Costs and their Impact on the Competitive Advantages of The Fitness Industry Institutions in the Arab Republic of Egypt.. test, 11(1), 22-31. doi: 10.21608/isjpes.2022.118762.1072
abdelrahman m megahed. "Sunk Costs and their Impact on the Competitive Advantages of The Fitness Industry Institutions in the Arab Republic of Egypt.". test, 11, 1, 2023, 22-31. doi: 10.21608/isjpes.2022.118762.1072
megahed, A. (2023). 'Sunk Costs and their Impact on the Competitive Advantages of The Fitness Industry Institutions in the Arab Republic of Egypt.', test, 11(1), pp. 22-31. doi: 10.21608/isjpes.2022.118762.1072
megahed, A. Sunk Costs and their Impact on the Competitive Advantages of The Fitness Industry Institutions in the Arab Republic of Egypt.. test, 2023; 11(1): 22-31. doi: 10.21608/isjpes.2022.118762.1072