(2020). . Commercial Strategies, 14(10), 141-159. doi: 10.22070/14.10.141
. "". Commercial Strategies, 14, 10, 2020, 141-159. doi: 10.22070/14.10.141
(2020). '', Commercial Strategies, 14(10), pp. 141-159. doi: 10.22070/14.10.141
. Commercial Strategies, 2020; 14(10): 141-159. doi: 10.22070/14.10.141