APA (7th ed.) Citation

North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. (1966). Helicopter developments. North Atlantic Treaty Organization.

Chicago Style (17th ed.) Citation

North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Helicopter Developments. Neuilly-sur-Seine, France: North Atlantic Treaty Organization, 1966.

MLA (9th ed.) Citation

North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Helicopter Developments. North Atlantic Treaty Organization, 1966.