APA (7th ed.) Citation

Conway, R., & Gries, D. (1976). A primer on structured programming: Using PL/1, PL/C, and Pl/CT. Winthrop.

Chicago Style (17th ed.) Citation

Conway, Richard, and David Gries. A Primer on Structured Programming: Using PL/1, PL/C, and Pl/CT. Cambridge, Mass: Winthrop, 1976.

MLA (9th ed.) Citation

Conway, Richard, and David Gries. A Primer on Structured Programming: Using PL/1, PL/C, and Pl/CT. Winthrop, 1976.