National Automobile Chamber of Commerce, Automobile Manufacturers Association, & Motor Vehicle Manufacturers Association of the United States. (1934). Automobile facts and figures. National Automobile Chamber of Commerce.
Chicago-referens (17:e uppl.)National Automobile Chamber of Commerce, Automobile Manufacturers Association, och Motor Vehicle Manufacturers Association of the United States. Automobile Facts and Figures. Detroit: National Automobile Chamber of Commerce, 1934.
MLA-referens (8:e uppl.)National Automobile Chamber of Commerce, et al. Automobile Facts and Figures. National Automobile Chamber of Commerce, 1934.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.