APA (7th ed.) Citation

Parker, C. (2018). Firewalls don't stop dragons: A step-by-step guide to computer security for non-techies (Third edition.). Apress.

Chicago Style (17th ed.) Citation

Parker, Carey. Firewalls Don't Stop Dragons: A Step-by-step Guide to Computer Security for Non-techies. Third edition. New York: Apress, 2018.

MLA (9th ed.) Citation

Parker, Carey. Firewalls Don't Stop Dragons: A Step-by-step Guide to Computer Security for Non-techies. Third edition. Apress, 2018.

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