एपीए उद्धरण

Stevens, R. T., & Watkins, C. D. (1991). Advanced Graphics Programming in Turbo Pascal. California: M&T.

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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