Gaya APA
Pradana. (2009).
English conversations plus .
Jakarta:
Setia Kawan Press.
Gaya Chicago
Pradana.
English conversations plus.
Jakarta:
Setia Kawan Press,
2009.
Text.
Gaya MLA
Pradana.
English conversations plus.
Jakarta:
Setia Kawan Press,
2009.
Text.
Gaya Turabian
Pradana.
English conversations plus.
Jakarta:
Setia Kawan Press,
2009.
Print.