APA (7th ed.) Citation

Lorin, H., & Deitel, H. M. (1981). Operating systems. Addison Wesley.

Chicago Style (17th ed.) Citation

Lorin, Harold, and Harvey M. Deitel. Operating Systems. Reading, Mass.: Addison Wesley, 1981.

MLA (9th ed.) Citation

Lorin, Harold, and Harvey M. Deitel. Operating Systems. Addison Wesley, 1981.