Gaya APA
Riyanto, . (2012).
Serba Gratis e-mail Messenger Blog, Domain Hosting, CMS for Blog dan e-Commerce (Cet. 1).
Yogyakarta:
Gava Media.
Gaya MLA
Riyanto, .
"Serba Gratis e-mail Messenger Blog, Domain Hosting, CMS for Blog dan e-Commerce".
Cet. 1
Yogyakarta:
Gava Media,
2012.
Text.