APA (7th ed.) Citation

Stevens, R. T., & Watkins, C. D. (1991). Advanced graphics programming in Turbo Pascal. M & T.

Chicago Style (17th ed.) Citation

Stevens, Roger T., and Christopher D. Watkins. Advanced Graphics Programming in Turbo Pascal. Redwood City, California: M & T, 1991.

MLA (9th ed.) Citation

Stevens, Roger T., and Christopher D. Watkins. Advanced Graphics Programming in Turbo Pascal. M & T, 1991.