Creswell, J. W. (2021). Educational research: Planning, conducting, and evaluating quantitative and qualitative research (Sixth edition.). Pearson Education Limited.
芝加哥风格引文Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Sixth edition. Harlow, England: Pearson Education Limited, 2021.
MLA引文Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Sixth edition. Pearson Education Limited, 2021.
警告：这些引文格式不一定是100％准确.