Gaya APA
Interactive english for secondary levels: coursebook. (2000).
tempaterbit:
penerbit.
Gaya Chicago
Interactive english for secondary levels: coursebook.
Edisi.
tempaterbit:
penerbit,
2000.
Text.
Gaya MLA
Interactive english for secondary levels: coursebook.
Edisi.
tempaterbit:
penerbit,
2000.
Text.
Gaya Turabian
Interactive english for secondary levels: coursebook.
tempaterbit:
penerbit,
2000.
Print.