APA Style
Olga. (1991).
Jakarta:
PT. Gramedia Pustaka Utama.
Chicago Style
Olga.
1.
Jakarta:
PT. Gramedia Pustaka Utama,
1991.
Printed Book.
MLA Style
Olga.
1.
Jakarta:
PT. Gramedia Pustaka Utama,
1991.
Printed Book.
Turabian Style
Olga.
Jakarta:
PT. Gramedia Pustaka Utama,
1991.
Printed Book.