APA (7th ed.) Citation

Dunsmuir, M. R. M., & Davies, G. J. (1985). Programming the UNIX system. Macmillan.

Chicago Style (17th ed.) Citation

Dunsmuir, M. R. M., and G. J. Davies. Programming the UNIX System. London: Macmillan, 1985.

MLA (9th ed.) Citation

Dunsmuir, M. R. M., and G. J. Davies. Programming the UNIX System. Macmillan, 1985.