APA (7th ed.) Citation

Maddix, F., & Morgan, G. (1989). Systems software: An introduction to language processors and operating systems. E. Horwood ; Halsted Press.

Chicago Style (17th ed.) Citation

Maddix, Frank, and Gareth Morgan. Systems Software: An Introduction to Language Processors and Operating Systems. Chichester, England : New York: E. Horwood ; Halsted Press, 1989.

MLA (8th ed.) Citation

Maddix, Frank, and Gareth Morgan. Systems Software: An Introduction to Language Processors and Operating Systems. E. Horwood ; Halsted Press, 1989.