Creswell, J. W. (2014). Research design: Qualitative, Quantitative, and mixed methods approaches (4ª edición.). SAGE.
Citación estilo ChicagoCreswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. 4ª edición. Thousand Oaks, CA: SAGE, 2014.
Cita MLACreswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. 4ª edición. SAGE, 2014.
Warning: These citations may not always be 100% accurate.