APA (7th ed.) Citation

Lehtinen, R. (2006). Computer security basics. O'Reilly Media, Inc.

Chicago Style (17th ed.) Citation

Lehtinen, Rick. Computer Security Basics. O'Reilly Media, Inc, 2006.

MLA (8th ed.) Citation

Lehtinen, Rick. Computer Security Basics. O'Reilly Media, Inc, 2006.

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