APA (7th ed.) Citation

Creswell, J. W. (2009). Research design: Qualitative,quantitative, and mixed methods approaches (3rd ed.). Sage publications.

Chicago Style (17th ed.) Citation

Creswell, John W. Research Design: Qualitative,quantitative, and Mixed Methods Approaches. 3rd ed. Thousand Oaks, C alif.: Sage publications, 2009.

MLA (9th ed.) Citation

Creswell, John W. Research Design: Qualitative,quantitative, and Mixed Methods Approaches. 3rd ed. Sage publications, 2009.