United States. Department of Health, Education, and Welfare. (1929). Effect of repeated daily exposure of several hours to small amounts of automobile exhaust gas, prepared from data contained in report of Bureau of Mines to New York State Bridge and Tunnel Commission and New Jersey Interstate Bridge and Tunnel Commission. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Health, Education, and Welfare. Effect of Repeated Daily Exposure of Several Hours to Small Amounts of Automobile Exhaust Gas, Prepared from Data Contained in Report of Bureau of Mines to New York State Bridge and Tunnel Commission and New Jersey Interstate Bridge and Tunnel Commission. [Washington]: GPO, 1929.
MLA (9th ed.) CitationUnited States. Department of Health, Education, and Welfare. Effect of Repeated Daily Exposure of Several Hours to Small Amounts of Automobile Exhaust Gas, Prepared from Data Contained in Report of Bureau of Mines to New York State Bridge and Tunnel Commission and New Jersey Interstate Bridge and Tunnel Commission. GPO, 1929.