Gaya APA
Brew, A.
(2016).
Hakekat Karya Ilmiah ( the nature of research)
(
Cet.1)
.
Yogyakarta:
Cv Budi Utama.
Gaya MLA
Brew, Angel.
"Hakekat Karya Ilmiah ( the nature of research)".
Cet.1
Yogyakarta:
Cv Budi Utama,
2016.
Text.