Hollett V. Vicki & Duckworth M. Michael. (1996). Business objectives: Workbook. Oxford, Oxford University Press, 1996.
Chicago Style (17. basım) AtıfHollett V. Vicki ve Duckworth M. Michael. Business Objectives: Workbook. Oxford, Oxford University Press, 1996, 1996.
MLA (9th ed.) AtıfHollett V. Vicki ve Duckworth M. Michael. Business Objectives: Workbook. Oxford, Oxford University Press, 1996, 1996.
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