Gaya APA
Effendi,Yudy. (2006).
Improve your reading & speaking in english / Yudy Effendi .
Jakarta:
Gemagung Ikhtiari.
Gaya Chicago
Effendi,Yudy.
Improve your reading & speaking in english / Yudy Effendi.
Jakarta:
Gemagung Ikhtiari,
2006.
Text.
Gaya MLA
Effendi,Yudy.
Improve your reading & speaking in english / Yudy Effendi.
Jakarta:
Gemagung Ikhtiari,
2006.
Text.
Gaya Turabian
Effendi,Yudy.
Improve your reading & speaking in english / Yudy Effendi.
Jakarta:
Gemagung Ikhtiari,
2006.
Print.