Edwards, P., & Broadwell, B. (1974). Flowcharting and Basic. Harcourt Brace Jovanovich.
Cita Chicago (17th ed.)Edwards, Perry, i Bruce Broadwell. Flowcharting and Basic. New York: Harcourt Brace Jovanovich, 1974.
Cita MLA (9th ed.)Edwards, Perry, i Bruce Broadwell. Flowcharting and Basic. Harcourt Brace Jovanovich, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.