Gaya APA
Roeder, O., Sudarta, G. (1987).
Indonesia : A Personal Introduction (First Edition).
Jakarta, Indonesia:
PT Gramedia Pustaka Utama.
Gaya MLA
Roeder, O.G.., Sudarta, G.M..
"Indonesia : A Personal Introduction".
First Edition
Jakarta, Indonesia:
PT Gramedia Pustaka Utama,
1987.
Academic.