APA Style
Simamora, R, L, &, M, I.
(2015).
Good Habit
.
:
PT Gramedia Pustaka Utama.
MLA Style
Simamora, Rosi, L, &, Mangopang,, Iwan.
"Good Habit".
:
PT Gramedia Pustaka Utama,
2015.
BOOK.