APA-viite

Creswell, J. W. (2005). Educational research: Planning, conducting, and evaluating quantitative and qualitative research. Upper Saddle River, N.J: Merrill.

Chicago-tyylinen lähdeviittaus

Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Upper Saddle River, N.J: Merrill, 2005.

MLA-viite

Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. Upper Saddle River, N.J: Merrill, 2005.

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