Dyfyniad APA

Bryman, A., & Bell, E. (2007). Business research methods (Second edition.). Oxford University Press.

Dyfyniad Arddull Chicago

Bryman, Alan, and Emma Bell. Business Research Methods. Second edition. Oxford: Oxford University Press, 2007.

Dyfyniad MLA

Bryman, Alan, and Emma Bell. Business Research Methods. Second edition. Oxford University Press, 2007.

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