United States. Department of Commerce. (1923). Carbon monoxide hazards from house heaters burning natural gas. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. Carbon Monoxide Hazards from House Heaters Burning Natural Gas. [Washington]: GPO, 1923.
MLA (9th ed.) CitationUnited States. Department of Commerce. Carbon Monoxide Hazards from House Heaters Burning Natural Gas. GPO, 1923.
Warning: These citations may not always be 100% accurate.