Gaya APA
Creswell, John W.. (2013).
Research design : pendekatan kualitatif, kuantitaif dan mixed (3).
Yogyakarta:
Pustaka Pelajar.
Gaya Chicago
Creswell, John W..
Research design : pendekatan kualitatif, kuantitaif dan mixed.
3
Yogyakarta:
Pustaka Pelajar,
2013.
Textbook.
Gaya MLA
Creswell, John W..
Research design : pendekatan kualitatif, kuantitaif dan mixed.
3
Yogyakarta:
Pustaka Pelajar,
2013.
Textbook.
Gaya Turabian
Creswell, John W..
Research design : pendekatan kualitatif, kuantitaif dan mixed.
3
Yogyakarta:
Pustaka Pelajar,
2013.
Textbook.