Gaya APA
Learning Speaking English. (2010).
Bandung:
CV. Tri Jaya.
Gaya Chicago
Learning Speaking English.
.
Bandung:
CV. Tri Jaya,
2010.
Text.
Gaya MLA
Learning Speaking English.
.
Bandung:
CV. Tri Jaya,
2010.
Text.
Gaya Turabian
Learning Speaking English.
Bandung:
CV. Tri Jaya,
2010.
Print.