Cita APA (7a ed.)

Creswell, J. W., & Creswell, J. D. (2018). Research design: Qualitative, quantitative, and mixed methods approaches (Fifth edition.). SAGE.

Cita Chicago Style (17a ed.)

Creswell, John W., y J. David Creswell. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fifth edition. Los Angeles: SAGE, 2018.

Cita MLA (8a ed.)

Creswell, John W., y J. David Creswell. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fifth edition. SAGE, 2018.