Gaya APA
Pradana, Sonny. (2010).
English conversations plus .
Jakarta:
Setia Kawan Press.
Gaya Chicago
Pradana, Sonny.
English conversations plus.
Jakarta:
Setia Kawan Press,
2010.
Text.
Gaya MLA
Pradana, Sonny.
English conversations plus.
Jakarta:
Setia Kawan Press,
2010.
Text.
Gaya Turabian
Pradana, Sonny.
English conversations plus.
Jakarta:
Setia Kawan Press,
2010.
Print.