Gaya APA
Wahyuni, S.
(2016).
Qualitative research method: Theory and practice buku 1 ed.2
(
2)
.
Jakarta:
Salemba Empat.
Gaya MLA
Wahyuni, Sari.
"Qualitative research method: Theory and practice buku 1 ed.2".
2
Jakarta:
Salemba Empat,
2016.
Text.