Wethare, j. C. (1979). Systems Analysis for Computer Based Systems. West.
استشهاد بنمط شيكاغوWethare, james C. Systems Analysis for Computer Based Systems. New York: West, 1979.
MLA استشهادWethare, james C. Systems Analysis for Computer Based Systems. West, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.