Gaya APA
Tashakkori, A., Teddlie, C. (2010).
Handbook of mixed methods ; In social & behavioral research .
Yogyakarta:
Pustaka Pelajar.
Gaya MLA
Tashakkori, Abbas., Teddlie, Charles.
"Handbook of mixed methods ; In social & behavioral research".
Yogyakarta:
Pustaka Pelajar,
2010.
Text.