Gaya APA
Cho, Youngsun. (2009).
WHY? Robot .
Jakarta:
PT.Elex Media Komputindo.
Gaya Chicago
Cho, Youngsun.
WHY? Robot.
Jakarta:
PT.Elex Media Komputindo,
2009.
SMP IT.
Gaya MLA
Cho, Youngsun.
WHY? Robot.
Jakarta:
PT.Elex Media Komputindo,
2009.
SMP IT.
Gaya Turabian
Cho, Youngsun.
WHY? Robot.
Jakarta:
PT.Elex Media Komputindo,
2009.
SMP IT.