APA Style

Prap, Lila. (2002). Why? Mengapa (1). Jakarta: Bip.

Chicago Style

Prap, Lila. Why? Mengapa. 1 Jakarta: Bip, 2002. Printed Book.

MLA Style

Prap, Lila. Why? Mengapa. 1 Jakarta: Bip, 2002. Printed Book.

Turabian Style

Prap, Lila. Why? Mengapa. 1 Jakarta: Bip, 2002. Printed Book.