Bexander, Cecilia (January 2014). “The Cinematic Platformer Art Guide”(PDF). 《The making of a strategy game art guide》. Uppsala Universitet. 70쪽. 7 March 2014에 원본 문서(PDF)에서 보존된 문서. 7 March 2014에 확인함.
Therrien, Carl. “Visual Design in Video Games”(PDF). 《Video Game History: From Bouncing Blocks to a Global Industry》. Greenwood Press. 4쪽. 7 March 2014에 원본 문서(PDF)에서 보존된 문서. 7 March 2014에 확인함.
Bexander, Cecilia (January 2014). “The Cinematic Platformer Art Guide”(PDF). 《The making of a strategy game art guide》. Uppsala Universitet. 70쪽. 7 March 2014에 원본 문서(PDF)에서 보존된 문서. 7 March 2014에 확인함.
Therrien, Carl. “Visual Design in Video Games”(PDF). 《Video Game History: From Bouncing Blocks to a Global Industry》. Greenwood Press. 4쪽. 7 March 2014에 원본 문서(PDF)에서 보존된 문서. 7 March 2014에 확인함.