APA (7th ed.) Citation

NATO. (1957). Facts about NATO. North Atlantic Treaty Organization, Information Service.

Chicago Style (17th ed.) Citation

NATO. Facts About NATO. Paris: North Atlantic Treaty Organization, Information Service, 1957.

MLA (9th ed.) Citation

NATO. Facts About NATO. North Atlantic Treaty Organization, Information Service, 1957.

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