Gaya APA
Kurniawan, Arief. (2010).
Improve Your Speaking .
Bekasi:
Adhi Aksara Abadi Indonesia.
Gaya Chicago
Kurniawan, Arief.
Improve Your Speaking.
Bekasi:
Adhi Aksara Abadi Indonesia,
2010.
PESANTREN ICBS PAYAKUMBUH.
Gaya MLA
Kurniawan, Arief.
Improve Your Speaking.
Bekasi:
Adhi Aksara Abadi Indonesia,
2010.
PESANTREN ICBS PAYAKUMBUH.
Gaya Turabian
Kurniawan, Arief.
Improve Your Speaking.
Bekasi:
Adhi Aksara Abadi Indonesia,
2010.
PESANTREN ICBS PAYAKUMBUH.