APA (7th ed.) Citation

National League of Cities & National League of Cities--United States Conference of Mayors. (1963). Nation's cities. National League of Cities.

Chicago Style (17th ed.) Citation

National League of Cities and National League of Cities--United States Conference of Mayors. Nation's Cities. Washington,D.C.: National League of Cities, 1963.

MLA (9th ed.) Citation

National League of Cities and National League of Cities--United States Conference of Mayors. Nation's Cities. National League of Cities, 1963.