Bryman, A., & Bell, E. (2007). Business research methods (Second edition.). Oxford University Press.
Dyfyniad Arddull ChicagoBryman, Alan, and Emma Bell. Business Research Methods. Second edition. Oxford: Oxford University Press, 2007.
Dyfyniad MLABryman, Alan, and Emma Bell. Business Research Methods. Second edition. Oxford University Press, 2007.
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