(2001). "Eternal vigilance is the price of liberty". American Forces Information Service, Department of Defense.
Chicago Style (17th ed.) Citation"Eternal Vigilance Is the Price of Liberty". Alexandria, Virginia: American Forces Information Service, Department of Defense, 2001.
MLA (9th ed.) Citation"Eternal Vigilance Is the Price of Liberty". American Forces Information Service, Department of Defense, 2001.
Warning: These citations may not always be 100% accurate.