Abdo, A. (2020). Product diversification in destinations: The Case of Aswan. test, 9(1), 139-155. doi: 10.21608/mjthr.2020.139592
Ahmed Mahmoud Abdo. "Product diversification in destinations: The Case of Aswan". test, 9, 1, 2020, 139-155. doi: 10.21608/mjthr.2020.139592
Abdo, A. (2020). 'Product diversification in destinations: The Case of Aswan', test, 9(1), pp. 139-155. doi: 10.21608/mjthr.2020.139592
Abdo, A. Product diversification in destinations: The Case of Aswan. test, 2020; 9(1): 139-155. doi: 10.21608/mjthr.2020.139592