Gaya APA

Woong, Lee Kwang. (2011). Why? Aliens and UFO . : Elex Media Komputindo.

Gaya Chicago

Woong, Lee Kwang. Why? Aliens and UFO. : Elex Media Komputindo, 2011. Text.

Gaya MLA

Woong, Lee Kwang. Why? Aliens and UFO. : Elex Media Komputindo, 2011. Text.

Gaya Turabian

Woong, Lee Kwang. Why? Aliens and UFO. : Elex Media Komputindo, 2011. Print.