Dyfyniad APA

Creswell, J. W., & Guetterman, T. C. (2021). Educational research: Planning, conducting, and evaluating quantitative and qualitative research (Sixth edition ; global edition.). Pearson Education.

Dyfyniad Arddull Chicago

Creswell, John W., and Timothy C. Guetterman. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Sixth edition ; global edition. Harlow, Essex: Pearson Education, 2021.

Dyfyniad MLA

Creswell, John W., and Timothy C. Guetterman. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Sixth edition ; global edition. Pearson Education, 2021.

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