(1930). Tapered roller bearing and parts thereof, and certain housings incorporating tapered rollers from Hungary, Italy, Japan, the people's republic of China, Romania, and Ygoslavia. Washington: United States International Trade Commission.
शिकागो स्टाइल उद्धरणTapered Roller Bearing and Parts Thereof, and Certain Housings Incorporating Tapered Rollers From Hungary, Italy, Japan, the People's Republic of China, Romania, and Ygoslavia. Washington: United States International Trade Commission, 1930.
एमएलए उद्धरणTapered Roller Bearing and Parts Thereof, and Certain Housings Incorporating Tapered Rollers From Hungary, Italy, Japan, the People's Republic of China, Romania, and Ygoslavia. Washington: United States International Trade Commission, 1930.