(2018). . Journal Management System, 19(1), 6-14. doi: 10.30476/dentjods.2018.41785
. "". Journal Management System, 19, 1, 2018, 6-14. doi: 10.30476/dentjods.2018.41785
(2018). '', Journal Management System, 19(1), pp. 6-14. doi: 10.30476/dentjods.2018.41785
. Journal Management System, 2018; 19(1): 6-14. doi: 10.30476/dentjods.2018.41785


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