APA (7th ed.) Citation

Garfinkel, S. (1991). Practical UNIX security. O'Reilly and Associates.

Chicago Style (17th ed.) Citation

Garfinkel, Simson. Practical UNIX Security. Sebastopol, CA: O'Reilly and Associates, 1991.

MLA (9th ed.) Citation

Garfinkel, Simson. Practical UNIX Security. O'Reilly and Associates, 1991.

Warning: These citations may not always be 100% accurate.