APA Style
Think Positive. (2011).
Jakarta:
PT Gramedia Pustaka Utama.
Chicago Style
Think Positive.
.
Jakarta:
PT Gramedia Pustaka Utama,
2011.
.
MLA Style
Think Positive.
.
Jakarta:
PT Gramedia Pustaka Utama,
2011.
.
Turabian Style
Think Positive.
Jakarta:
PT Gramedia Pustaka Utama,
2011.
.