Deismireacht APA

Creswell, J. W. (2015). Research design: Qualitative, quantitative, and mixed methods approaches. Sage.

Trích dẫn kiểu Chicago

Creswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Sage, 2015.

Deismireacht MLA

Creswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Sage, 2015.

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