Gaya APA

Topi Selebar Langit. (2004). : Corgi Books.

Gaya Chicago

Topi Selebar Langit. . : Corgi Books, 2004. Text.

Gaya MLA

Topi Selebar Langit. . : Corgi Books, 2004. Text.

Gaya Turabian

Topi Selebar Langit. : Corgi Books, 2004. Print.