Gaya APA

Lee, Yvonne. (2009). the Sky is Crazy . Jakarta: Gradien Mediatama.

Gaya Chicago

Lee, Yvonne. the Sky is Crazy. Jakarta: Gradien Mediatama, 2009. Text.

Gaya MLA

Lee, Yvonne. the Sky is Crazy. Jakarta: Gradien Mediatama, 2009. Text.

Gaya Turabian

Lee, Yvonne. the Sky is Crazy. Jakarta: Gradien Mediatama, 2009. Print.