Gaya APA

Riyanto, . (2012). Serba Gratis E Mail, Messenger, Blogging, Domain, Hosting, CMS For Blog & E - Commerce (Cet. 1). Yogyakarta: Gava Media.

Gaya MLA

Riyanto, . "Serba Gratis E Mail, Messenger, Blogging, Domain, Hosting, CMS For Blog & E - Commerce". Cet. 1 Yogyakarta: Gava Media, 2012. Teknik Komputer.