(2021). . Scientific journal of the Faculty of Economic Studies and Political Science, 6(11), 7-7. doi: 10.21608/esalexu.2021.193250

. "", Scientific journal of the Faculty of Economic Studies and Political Science, 6, 11, 2021, 7-7. doi: 10.21608/esalexu.2021.193250

(2021). '', Scientific journal of the Faculty of Economic Studies and Political Science, 6(11), pp. 7-7. doi: 10.21608/esalexu.2021.193250

. Scientific journal of the Faculty of Economic Studies and Political Science, 2021; 6(11): 7-7. doi: 10.21608/esalexu.2021.193250