-. (2010). Tip & Trik 02: Shading & Contouring. Gramedia Pustaka Utama.
Chicago Style (17th ed.) Citation-. Tip & Trik 02: Shading & Contouring. Gramedia Pustaka Utama, 2010.
MLA (8th ed.) Citation-. Tip & Trik 02: Shading & Contouring. Gramedia Pustaka Utama, 2010.
Warning: These citations may not always be 100% accurate.