Gaya APA
English in focus for grade IX junior .... (2008).
tempaterbit:
penerbit.
Gaya Chicago
English in focus for grade IX junior ....
Edisi.
tempaterbit:
penerbit,
2008.
Text.
Gaya MLA
English in focus for grade IX junior ....
Edisi.
tempaterbit:
penerbit,
2008.
Text.
Gaya Turabian
English in focus for grade IX junior ....
tempaterbit:
penerbit,
2008.
Print.