Gaya APA
Nugraha, B, D.
(2013).
It's All About A-Z Tentang Sex
.
Jakarta:
Bumi Askara.
Gaya MLA
Nugraha, Boyke, Dian.
"It's All About A-Z Tentang Sex".
Jakarta:
Bumi Askara,
2013.
Kebidanan.