Gaya APA
Cresswell, John W.. (2010).
Research Design Pendekatan Kualitatif, Kuantitatif, dan Mixed .
Yogyakarta:
Pustaka Pelajar.
Gaya Chicago
Cresswell, John W..
Research Design Pendekatan Kualitatif, Kuantitatif, dan Mixed.
Yogyakarta:
Pustaka Pelajar,
2010.
.
Gaya MLA
Cresswell, John W..
Research Design Pendekatan Kualitatif, Kuantitatif, dan Mixed.
Yogyakarta:
Pustaka Pelajar,
2010.
.
Gaya Turabian
Cresswell, John W..
Research Design Pendekatan Kualitatif, Kuantitatif, dan Mixed.
Yogyakarta:
Pustaka Pelajar,
2010.
.