Creswell, J. W. (2014). Research design: Qualitative, quantitative, and mixed methods approaches (Fourth edition.). Sage Publications, Inc.
Citação norma ChicagoCreswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fourth edition. Thousand Oaks, California: Sage Publications, Inc, 2014.
Citação norma MLACreswell, John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fourth edition. Sage Publications, Inc, 2014.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.