Gaya APA
Conversation in english 2. (2002).
tempaterbit:
penerbit.
Gaya Chicago
Conversation in english 2.
Edisi.
tempaterbit:
penerbit,
2002.
Text.
Gaya MLA
Conversation in english 2.
Edisi.
tempaterbit:
penerbit,
2002.
Text.
Gaya Turabian
Conversation in english 2.
tempaterbit:
penerbit,
2002.
Print.