Gaya APA
Shera, Andy. (2010).
Step by Step Internet Marketing .
Jakarta:
PT Elex Media Komputindo.
Gaya Chicago
Shera, Andy.
Step by Step Internet Marketing.
Jakarta:
PT Elex Media Komputindo,
2010.
Text.
Gaya MLA
Shera, Andy.
Step by Step Internet Marketing.
Jakarta:
PT Elex Media Komputindo,
2010.
Text.
Gaya Turabian
Shera, Andy.
Step by Step Internet Marketing.
Jakarta:
PT Elex Media Komputindo,
2010.
Print.