Citazione Stile APA (7a Edizione)

Creswell, J. W. (2015). Educational research: Planning, conducting, and evaluating quantitative and qualitative research (5ª edición.). Pearson.

Citazione stile Chigago Style (17a edizione)

Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. 5ª edición. Upper Saddle River, NJ: Pearson, 2015.

Citatione MLA (9a ed.)

Creswell, John W. Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research. 5ª edición. Pearson, 2015.