Abdul Razak Sulaiman, N. (2014). The effect of using six-sigma methodology in the activation of the internal audit function of economic units / Analytical Exploratory Study. , 0(100), 198-212.
Nada Abdul Razak Sulaiman. "The effect of using six-sigma methodology in the activation of the internal audit function of economic units / Analytical Exploratory Study". , 0, 100, 2014, 198-212.
Abdul Razak Sulaiman, N. (2014). 'The effect of using six-sigma methodology in the activation of the internal audit function of economic units / Analytical Exploratory Study', , 0(100), pp. 198-212.
Abdul Razak Sulaiman, N. The effect of using six-sigma methodology in the activation of the internal audit function of economic units / Analytical Exploratory Study. , 2014; 0(100): 198-212.