APA (7th ed.) Citation

McIlroy, K. D. (1982). PRAGMA, the simplistic computer application design methodology. Pragma Applications.

Chicago Style (17th ed.) Citation

McIlroy, Kenneth D. PRAGMA, the Simplistic Computer Application Design Methodology. Broken Arrow, OK (P.O. Box 1497, Broken Arrow 74012): Pragma Applications, 1982.

MLA (9th ed.) Citation

McIlroy, Kenneth D. PRAGMA, the Simplistic Computer Application Design Methodology. Pragma Applications, 1982.