APA Style

Creswell, John W.. (2014). Research Design: Qualitative, Quantitative, and Mixed Methods Approaches (Fourth Edition (International Edition)). Singapore: Sage.

Chicago Style

Creswell, John W.. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fourth Edition (International Edition) Singapore: Sage, 2014. Text.

MLA Style

Creswell, John W.. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fourth Edition (International Edition) Singapore: Sage, 2014. Text.

Turabian Style

Creswell, John W.. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. Fourth Edition (International Edition) Singapore: Sage, 2014. Print.