Gaya APA
Hariyono. (2003).
Creative english conversation .
:
Gitamedia Press.
Gaya Chicago
Hariyono.
Creative english conversation.
:
Gitamedia Press,
2003.
Text.
Gaya MLA
Hariyono.
Creative english conversation.
:
Gitamedia Press,
2003.
Text.
Gaya Turabian
Hariyono.
Creative english conversation.
:
Gitamedia Press,
2003.
Print.