APA (7th ed.) Citation

Dahl, O., Dijkstra, E. W., & Hoare, C. A. R. (1981). Structured programming. Academic Press.

Chicago Style (17th ed.) Citation

Dahl, Ole-Johan, Edsger W. Dijkstra, and C. A. R. Hoare. Structured Programming. London [etc.]: Academic Press, 1981.

MLA (9th ed.) Citation

Dahl, Ole-Johan, et al. Structured Programming. Academic Press, 1981.