Gaya APA

Harper, A., Regaldo, D. (2018). Gray Hat Hacking: The Ethical Hacker's Handbook (5). New York: Mc Graw Hill.

Gaya MLA

Harper, Allen., Regaldo, Daniel. "Gray Hat Hacking: The Ethical Hacker's Handbook". 5 New York: Mc Graw Hill, 2018. Text.