Gaya APA
Look ahead : on english course for senior high school students year XI. (2009).
tempaterbit:
penerbit.
Gaya Chicago
Look ahead : on english course for senior high school students year XI.
Edisi.
tempaterbit:
penerbit,
2009.
Text.
Gaya MLA
Look ahead : on english course for senior high school students year XI.
Edisi.
tempaterbit:
penerbit,
2009.
Text.
Gaya Turabian
Look ahead : on english course for senior high school students year XI.
tempaterbit:
penerbit,
2009.
Print.