Cita APA (7th ed.)

Harrington, S. (1987). Computer graphics (2nd.). Mc Graw Hill.

Cita Chicago (17th ed.)

Harrington, Steven. Computer Graphics. 2nd. New York: Mc Graw Hill, 1987.

Cita MLA (9th ed.)

Harrington, Steven. Computer Graphics. 2nd. Mc Graw Hill, 1987.