Creswell, J. W. A. (2011). Research design: Qualitative, quantitative and mixed methods approaches (3rd ed.).
Chicago Edition CitationCreswell, John W; Author. Research Design: Qualitative, Quantitative and Mixed Methods Approaches. 3rd ed. New Delhi, Sage Publications India Pvt Ltd, 2011.
MLA Edition CitationCreswell, John W; Author. Research Design: Qualitative, Quantitative and Mixed Methods Approaches. 3rd ed. 2011.
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