Gaya APA
Sheldon, Sidney. (2009).
The Sky is Falling (8).
:
PT.Gramedia.
Gaya Chicago
Sheldon, Sidney.
The Sky is Falling.
8
:
PT.Gramedia,
2009.
Text.
Gaya MLA
Sheldon, Sidney.
The Sky is Falling.
8
:
PT.Gramedia,
2009.
Text.
Gaya Turabian
Sheldon, Sidney.
The Sky is Falling.
8
:
PT.Gramedia,
2009.
Print.