APA (7th ed.) Citation

Osborne, A. (1981). Using the Unix System. Osborne/McGraw-Hill.

Chicago Style (17th ed.) Citation

Osborne, Adam. Using the Unix System. Berkeley, CA: Osborne/McGraw-Hill, 1981.

MLA (9th ed.) Citation

Osborne, Adam. Using the Unix System. Osborne/McGraw-Hill, 1981.