Gaya APA
Richards, Jack C.. (2011).
Interchange Student's Book 1 (3rd Edition).
Cambridge:
Cambridge University Press.
Gaya Chicago
Richards, Jack C..
Interchange Student's Book 1.
3rd Edition
Cambridge:
Cambridge University Press,
2011.
Text.
Gaya MLA
Richards, Jack C..
Interchange Student's Book 1.
3rd Edition
Cambridge:
Cambridge University Press,
2011.
Text.
Gaya Turabian
Richards, Jack C..
Interchange Student's Book 1.
3rd Edition
Cambridge:
Cambridge University Press,
2011.
Print.