Creswell, J. W., & Creswell, J. D. (2023). Research design : qualitative, quantitative, and mixed methods approaches / John W. Creswell, J. David Creswell: Qualitative, quantitative, and mixed methods approaches (Sixth edition.). SAGE.
Chicago Style (17th ed.) CitationCreswell, John W., and J. David Creswell. Research Design : Qualitative, Quantitative, and Mixed Methods Approaches / John W. Creswell, J. David Creswell: Qualitative, Quantitative, and Mixed Methods Approaches. Sixth edition. Los Angeles: SAGE, 2023.
MLA (9th ed.) CitationCreswell, John W., and J. David Creswell. Research Design : Qualitative, Quantitative, and Mixed Methods Approaches / John W. Creswell, J. David Creswell: Qualitative, Quantitative, and Mixed Methods Approaches. Sixth edition. SAGE, 2023.