APA (7th ed.) Citation

National Communications System (U.S.). Office of the Manager. (2000). Public switched network security assessment guidelines. The Office.

Chicago Style (17th ed.) Citation

National Communications System (U.S.). Office of the Manager. Public Switched Network Security Assessment Guidelines. Arlington, VA: The Office, 2000.

MLA (9th ed.) Citation

National Communications System (U.S.). Office of the Manager. Public Switched Network Security Assessment Guidelines. The Office, 2000.