United States. Bureau of Standards. (1939). Building regulations, publications issued by the National Bureau of Standards. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Standards. Building Regulations, Publications Issued by the National Bureau of Standards. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. Bureau of Standards. Building Regulations, Publications Issued by the National Bureau of Standards. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.