Gaya APA
Wahyuni, S. (2015).
Qualitative Research Method: Theory and Practice 2E (edisi 2).
JAKARTA:
Penerbit Salemba Empat.
Gaya MLA
Wahyuni, Sari.
"Qualitative Research Method: Theory and Practice 2E".
edisi 2
JAKARTA:
Penerbit Salemba Empat,
2015.
Text.