APA (7th ed.) Citation

Messier, R. (2018). Learning Kali Linux: Security testing, penetration testing, and ethical hacking. O'Reilly Media, Inc.

Chicago Style (17th ed.) Citation

Messier, Ric. Learning Kali Linux: Security Testing, Penetration Testing, and Ethical Hacking. Sebastopol, CA: O'Reilly Media, Inc, 2018.

MLA (9th ed.) Citation

Messier, Ric. Learning Kali Linux: Security Testing, Penetration Testing, and Ethical Hacking. O'Reilly Media, Inc, 2018.

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