Gaya APA

Udara. (1996). Jakarta: Balai Pustaka.

Gaya Chicago

Udara. . Jakarta: Balai Pustaka, 1996. Printed Book.

Gaya MLA

Udara. . Jakarta: Balai Pustaka, 1996. Printed Book.

Gaya Turabian

Udara. Jakarta: Balai Pustaka, 1996. Printed Book.