Gaya APA

Gunawan, H., Prabawati, T, A. (2007). Step by Step Mechanical Dekstop . Yogyakarta: Andi.

Gaya MLA

Gunawan, Hariyanto., Prabawati, Theresia, Arie. "Step by Step Mechanical Dekstop". Yogyakarta: Andi, 2007. Book.