Gaya APA
Look ahead : an english course for senior high school students year X. (2010).
tempaterbit:
penerbit.
Gaya Chicago
Look ahead : an english course for senior high school students year X.
Edisi.
tempaterbit:
penerbit,
2010.
Text.
Gaya MLA
Look ahead : an english course for senior high school students year X.
Edisi.
tempaterbit:
penerbit,
2010.
Text.
Gaya Turabian
Look ahead : an english course for senior high school students year X.
tempaterbit:
penerbit,
2010.
Print.