Gaya APA

S.T., H, G. (2007). Step by Step Mechanical Desktop (disertai Original CD) . Yogyakarta: Heriyanto Gunawan, S.T..

Gaya MLA

S.T., Heriyanto, Gunawan,. "Step by Step Mechanical Desktop (disertai Original CD)". Yogyakarta: Heriyanto Gunawan, S.T., 2007. Text.