Gaya APA
CRESWELL, John W.. (2017).
Research Design: Qualitative, Quantitative, and Mixed Methods Approaches (4th ed.).
Yogyakarta:
Pustaka Pelajar.
Gaya Chicago
CRESWELL, John W..
Research Design: Qualitative, Quantitative, and Mixed Methods Approaches.
4th ed.
Yogyakarta:
Pustaka Pelajar,
2017.
Text.
Gaya MLA
CRESWELL, John W..
Research Design: Qualitative, Quantitative, and Mixed Methods Approaches.
4th ed.
Yogyakarta:
Pustaka Pelajar,
2017.
Text.
Gaya Turabian
CRESWELL, John W..
Research Design: Qualitative, Quantitative, and Mixed Methods Approaches.
4th ed.
Yogyakarta:
Pustaka Pelajar,
2017.
Print.