mehregan, N., fotros, M., faraji, E. (2013). An Assessment of the Output Duration of Investment in Service Sector in Iran. Comparative Linguistic Research, 2(5), 103-119.
nader mehregan; mohamad hassan fotros; ebrahim faraji. "An Assessment of the Output Duration of Investment in Service Sector in Iran". Comparative Linguistic Research, 2, 5, 2013, 103-119.
mehregan, N., fotros, M., faraji, E. (2013). 'An Assessment of the Output Duration of Investment in Service Sector in Iran', Comparative Linguistic Research, 2(5), pp. 103-119.
mehregan, N., fotros, M., faraji, E. An Assessment of the Output Duration of Investment in Service Sector in Iran. Comparative Linguistic Research, 2013; 2(5): 103-119.


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