Gaya APA

Gerbang 13. (2005). Jakarta: Gagasmedia.

Gaya Chicago

Gerbang 13. . Jakarta: Gagasmedia, 2005. Printed Book.

Gaya MLA

Gerbang 13. . Jakarta: Gagasmedia, 2005. Printed Book.

Gaya Turabian

Gerbang 13. Jakarta: Gagasmedia, 2005. Printed Book.