Hearn, D. (1995). Computer graphics (2nd.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Hearn, Donald. Computer Graphics. 2nd. New Delhi: Prentice Hall, 1995.
Lua MLA (9ú heag.)Hearn, Donald. Computer Graphics. 2nd. Prentice Hall, 1995.
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