Gaya APA
Riyanto, . (2012).
Serba Gratis: E-Mail, Messenger, Blogging, Domain, Hosting, Cms For Blog & E-Commerce (cetakan 1).
Yogyakarta:
Gava Media.
Gaya MLA
Riyanto, .
"Serba Gratis: E-Mail, Messenger, Blogging, Domain, Hosting, Cms For Blog & E-Commerce".
cetakan 1
Yogyakarta:
Gava Media,
2012.
Text.