APA (7th ed.) Citation

Dahl, O. J., Dijkstra, E. W., & Hoare, C. R. (1972). Structured programming. Academic Press.

Chicago Style (17th ed.) Citation

Dahl, O. J., E. W. Dijkstra, and C.A. R. Hoare. Structured Programming. London: Academic Press, 1972.

MLA (8th ed.) Citation

Dahl, O. J., et al. Structured Programming. Academic Press, 1972.