Gaya APA
Wahyuni, S.
(2019).
Qualitative research method : theory and practice
(
Cet. 1.)
.
Jakarta:
Salemba Empat.
Gaya MLA
Wahyuni, Sari.
"Qualitative research method : theory and practice".
Cet. 1.
Jakarta:
Salemba Empat,
2019.
Text.